Hotel | B and B | Attraction | Self-Catering | Inn | Budget | Theatre | Holiday Park | Restaurant | Camping | Caravan Park | Cottage | School | Cinema | Tour Guide | Pub and Bar | Conference Centre | Venue | Church | Performing Arts | Classes |
- Hornsbury Mill, Chard, Somerset
- qeNtfPNC, NYC, Anglesey
- qeNtfPNC, NYC, Anglesey
- Birdoswald Fort, Gilsland, Cumbria
- Gardens & Grounds of Herstmonceux Castle, Herstmonceux, Sussex
- Hammerwood Park, East Grinstead, Sussex
- Muncaster Castle, Gardens & Owl Centre, Ravenglass, Cumbria
- Redbrick House Hotel, Mansfield, Nottinghamshire
- 'Wildtracks' Off-road Activity Park, Newmarket, Suffolk
- 100th Bomb Group Memorial Museum, Diss, Norfolk
- 1642 Living History Village, Gosport, Hampshire
- 1853 Gallery, Shipley, West Yorkshire
- 2 Willow Road, Hampstead, London
- 26 Cornet Street Victorian Shop and Parlour, St Peter Port, Guernsey
- 306th Bombardment Group Museum, Bedford, Bedfordshire
- A la Ronde, Exmouth, Devon
- Abberton Reservoir Visitor Centre, Colchester, Essex
- Abbey Barn, Kenilworth, Warwickshire
- Abbey Dore Court Gardens, Hereford, Herefordshire
- Abbey House Gardens (The), Malmesbury, Wiltshire
- Abbey House Museum, Leeds, West Yorkshire
- Abbey Light Railway, Leeds, West Yorkshire
- Abbey Park, Leicester, Leicestershire
- Abbey Pumping Station, Leicester, Leicestershire
- Abbeydale Industrial Hamlet, Sheffield, South Yorkshire
- Abbot Hall Art Gallery, Kendal, Cumbria
- Abbot House Heritage Centre, Dunfermline, Fife
- Abbot's Hospital, Guildford, Surrey
- Abbotsbury Abbey Remains, Weymouth, Dorset
- Abbotsbury Sub-tropical Gardens, Weymouth, Dorset
- Abbotsbury Swannery, Abbotsbury, Dorset
- Abbotsford, Melrose, Borders
- Aberaeron Sea Aquarium Coastal Voyages, Aberaeron, West Wales
- Aberconwy House, Conwy, North Wales
- Aberdeen Art Gallery, Aberdeen, Grampian
- Aberdeen Maritime Museum, Aberdeen, Grampian
- Aberdour Castle and Garden, Burntisland, Fife
- Aberdour Silver Sands, Aberdour, Fife
- Aberdulais Falls, Neath, South Wales
- Aberfeldy Watermill, Aberfeldy, Perthshire
- Aberglasney, Carmarthen, West Wales
- Abermaw Beach, Barmouth, North Wales
- Abernethy Round Tower, Abernethy, Perthshire
- Abervagenny Museum, Abergavenny, South Wales
- Abingdon Abbey, Abingdon, Oxfordshire
- Abingdon County Hall Museum, Abingdon, Oxfordshire
- Abingdon Museum, Abingdon, Oxfordshire
- Abington Museum, Northampton, Northamptonshire
- Abriachan Nursery and Gardens, Inverness, Highlands
- Achiltibuie Hydroponicum, Ullapool, Highlands
- Achnacloich Gardens, Oban, Argyll
- Acorn Bank Garden and Watermill, Penrith, Cumbria
- Activity World, Peterborough, Cambridgeshire
- Activity World, High Wycombe, Buckinghamshire
- Activity World, Hatfield, Hertfordshire
- Activity World and Animal World, Watford, Hertfordshire
- Acton Burnell Castle, Shrewsbury, Shropshire
- Ada Cole Rescue Stables, Waltham Abbey, Essex
- Adcote House, Shrewsbury, Shropshire
- Adgestone Vineyard, Sandown, Isle of Wight
- Adjutant General's Corps Museum, Winchester, Hampshire
- Adlington Hall, Macclesfield, Cheshire
- Adnams plc, Sole Bay Brewery, Southwold, Suffolk
- Adventure Island - Southend, Southend-on-Sea, Essex
- Adventure Island Playbarn, Sawbridgeworth, Hertfordshire
- Adventure Park at Active Kid Toys, Perth, Perthshire
- Adventures of Dreamieland, Manchester, Greater Manchester
- Afan Argoed, Port Talbot, South Wales
- Afonwen Craft & Antique Centre, Mold, North Wales
- Africa Alive!, Lowestoft, Suffolk
- African Violet and Garden Centre, Kings Lynn, Norfolk
- Age Exchange Reminiscence Centre, Blackheath, London
- Air Raid Shelters, Stockport, Cheshire
- Airborne Forces Museum, Aldershot, Hampshire
- Albert Dock Company Limited, Liverpool, Merseyside
- Albion Beach, Walton-on-the-Naze, Essex
- Albury Park, Guildford, Surrey
- Aldborough Roman Site (EH), Boroughbridge, North Yorkshire
- Aldeburgh Beach, Aldeburgh, Suffolk
- Aldeburgh Museum, Aldeburgh, Suffolk
- Aldenham Country Park, Borehamwood, Hertfordshire
- Alderholt Mill, Fordingbridge, Hampshire
- Aldershot Military Museum, Aldershot, Hampshire
- Aldie Watermill Craft and Gift Shop, Tain, Highlands
- Alexander Fleming Laboratory Museum, Bayswater, London
- Alford Five-Sailed Windmill, Alford, Lincolnshire
- Alford Manor-House Museum, Alford, Lincolnshire
- Alford Valley Railway, Alford, Grampian
- Alfred Corry Museum, Southwold, Suffolk
- Alfred East Art Gallery, Kettering, Northamptonshire
- Alfreton and District Heritage Centre, Alfreton, Derbyshire
- Alfriston Clergy House, Alfriston, Sussex
- Alice Holt Woodland Park, Farnham, Surrey
- Alice in Wonderland Centre, Llandudno, North Wales
- Alice in Wonderland Family Park, Christchurch, Dorset
- All Hallows Brass Rubbing Centre, Tower Hill, London
- All Hallows-by-the-Tower Church, Tower Hill, London
- All Saints Brewery, Stamford, Lincolnshire
- All Souls College, Oxford, Oxfordshire
- Allchorn Pleasure Boats, Eastbourne, Sussex
- Allen Banks and Staward Gorge, Hexham, Northumberland
- Allen Gallery, Alton, Hampshire
- Allenheads Heritage Centre, Hexham, Northumberland
- Allensford Park, Durham, County Durham
- Allerton Park, Knaresborough, North Yorkshire
- Allhallows Museum of Lace and Antiquities, Honiton, Devon
- Allied Air Forces Memorial (Yorkshire Air Museum), York, North Yorkshire
- Alloa Tower, Alloa, Stirlingshire
- Almond Valley Heritage Centre, Livingston, Edinburgh and the Lothians
- Almonry Heritage Centre, Evesham, Worcestershire
- Alnwick Castle, Alnwick, Northumberland
- Alnwick Garden, Alnwick, Northumberland
- Alnwick Garden, Alnwick, Northumberland
- Alpaca Centre, Penrith, Cumbria
- Alphabet Zoo (Play Centres) Limited, Wilmslow, Cheshire
- Althorp, Althorp, Northamptonshire
- Alton Towers, Alton, Staffordshire
- Alton Water, Ipswich, Suffolk
- Alum Chine, Bournemouth, Dorset
- Alvecote Pools Nature Trail, Polesworth, Warwickshire
- Alyn Waters Country Park, Wrexham, North Wales
- Alyth Museum, Alyth, Perthshire
- Amazing Hedge Puzzle, Ross-on-Wye, Herefordshire
- Amazon World Zoo Park, Sandown, Isle of Wight
- Amber Museum, Southwold, Suffolk
- Amberley Museum & Heritage Centre, Arundel, Sussex
- Amble Links Beach, Amble, Northumberland
- Ambleside Roman Fort, Ambleside, Cumbria
- American Museum in Britain (The), Bath, Bath
- Amersham Museum, Amersham, Buckinghamshire
- Amerton Farm & Craft Centre, Stafford, Staffordshire
- Amgueddfa Pontypool Museum, Pontypool, South Wales
- An Cala, Oban, Argyll
- An Tairbeart, Tarbert, Argyll
- Ancient High House (The), Stafford, Staffordshire
- Ancient House Museum, Thetford, Norfolk
- Anderton Boat Lift, Northwich, Cheshire
- Andover Museum, Andover, Hampshire
- Andrew Logan Museum of Sculpture, Welshpool, Mid Wales
- Angel Gardens, Springfield (Open Gardens), Ludlow, Shropshire
- Angel of the North, Gateshead, Tyne and Wear
- Angel Row Gallery, Nottingham, Nottinghamshire
- Anglers Country Park & Waterton Countryside Discovery Centre, Wakefield, West Yorkshire
- Anglesey Abbey, Gardens and Lode Mill, Cambridge, Cambridgeshire
- Anglesey Model Village, Newborough, North Wales
- Anglesey Sea Zoo, Brynsiencyn, Anglesey
- Angus Folk Museum, Forfar, Angus and Dundee
- Angus Garden, Taynuilt, Argyll
- Animal Health Trust Visitor Centre, Newmarket, Suffolk
- Animal World, Bolton, Lancashire
- Animalarium, Borth, Mid Wales
- Ankers House, Durham, County Durham
- Annan Museum, Annan, Dumfries and Galloway
- Anne of Cleves House, Lewes, Sussex
- Anson Engine Museum, Poynton, Cheshire
- Antiques at Wendover, Wendover, Buckinghamshire
- Antony House, Torpoint, Cornwall
- Antony House, Plymouth, Devon
- Antony Woodland Gardens and Woodland Walk, Torpoint, Cornwall
- AOP Gallery, Shoreditch, London
- Apethorpe Hall, Apethorpe, Northamptonshire
- Apex Leisure & Wildlife Park, Burnham On Sea, Somerset
- Apple Court, Lymington, Hampshire
- Appleby Castle, Appleby-in-Westmorland, Cumbria
- Appuldurcombe House, Ventnor, Isle of Wight
- Apsley House, Hyde Park Corner, London
- Aquarium of the Lakes, Ulverston, Cumbria
- Aquarium Weston-super-Mare, Weston-super-Mare, Somerset
- Arbeia Roman Fort and Museum, South Shields, Tyne and Wear
- Arbigland, Dumfries, Dumfries and Galloway
- Arbor Low Stone Circle and Gib Hill Barrow, Bakewell, Derbyshire
- Arbroath Abbey, Arbroath, Angus and Dundee
- Arbury Hall, Nuneaton, Warwickshire
- Archaeolink Prehistory Park, Insch, Grampian
- Archaeological Resource Centre, York, North Yorkshire
- Architecture Centre, Bristol, Bristol
- Arctic Jungle, Crawley, Sussex
- Ardanaiseig Gardens, Taynuilt, Argyll
- Ardbeg Distillery, Port Ellen, Argyll
- Ardblair Castle, Blairgowrie, Perthshire
- Ardchattan Priory, Oban, Argyll
- Ardchattan Priory Garden, Oban, Argyll
- Ardclach Bell Tower, Nairn, Highlands
- Ardencraig Gardens, Rothesay, Argyll
- Ardgarten Visitor Centre, Arrochar, Glasgow
- Ardington House, Wantage, Oxfordshire
- Ardkinglas Woodland Garden, Cairndow, Argyll
- Ardmaddy Castle Garden, Oban, Argyll
- Ardtornish Estate, Oban, Argyll
- Arduaine Garden (NTS), Oban, Argyll
- Argyll and Sutherland Highlanders Regimental Museum, Stirling, Stirlingshire
- Argyll's Lodgings, Stirling, Stirlingshire
- Arley Hall and Gardens, Northwich, Cheshire
- Arlington Bluebell Walk & Farm Trail, Polegate, Sussex
- Arlington Court, Barnstaple, Devon
- Armadale Castle, Sleat, Isle of Skye
- Armitt Collection, Ambleside, Cumbria
- Army Medical Services Museum, Aldershot, Hampshire
- Army Physical Training Corps Museum, Aldershot, Hampshire
- Arnolfini Centre for the Contemporary Arts, Bristol, Bristol
- Arreton Down Wildlife Reserve, Newport, Isle of Wight
- Arrowe Country Park, Wirral, Merseyside
- Arthur's Stone, Hereford, Herefordshire
- Arthurian Centre, Camelford, Cornwall
- Artsway, Lymington, Hampshire
- Arundel Castle & Gardens, Arundel, Sussex
- Arundel Museum, Arundel, Sussex
- Arundel Wildfowl and Wetlands Centre, Arundel, Sussex
- Ascog Hall Fernery and Garden, Rothesay, Argyll
- Ascott House, Leighton Buzzard, Bedfordshire
- Ash End House Children's Farm, Tamworth, Staffordshire
- Ashburton Museum, Newton Abbot, Devon
- Ashby-de-la-Zouch Castle, Ashby-de-la-Zouch, Leicestershire
- Ashby-de-la-Zouch Museum, Ashby-de-la-Zouch, Leicestershire
- Ashdown House, Hungerford, Berkshire
- Ashdown House, Hartfield, Sussex
- Ashdown Llama Park, Forest Row, Sussex
- Ashford Borough Museum, Ashford, Kent
- Ashleworth Tithe Barn, Gloucester, Gloucestershire
- Ashmanhaugh Light Railway, Norwich, Norfolk
- Ashmolean Museum (of Art and Archaeology), Oxford, Oxfordshire
- Ashridge Estate, Berkhamsted, Hertfordshire
- Ashton Court Estate, Long Ashton, Bristol
- Ashton Court Visitor Centre, Long Ashton, Bristol
- Ashton Memorial, Lancaster, Lancashire
- Ashton Windmill, Axbridge, Somerset
- Ashwell Village Museum, Baldock, Hertfordshire
- Aske Hall, Richmond, North Yorkshire
- Assembly Rooms, Bath, Bath
- Astley Abbots PYO Lavender, Bridgnorth, Shropshire
- Astley Cheetham Art Gallery, Stalybridge, Greater Manchester
- Astley Green Colliery Museum, Manchester, Greater Manchester
- Astley Hall, Chorley, Lancashire
- Astley Vineyards, Stourport-on-Severn, Worcestershire
- Aston Hall, Birmingham, West Midlands
- At Bristol, Bristol, Bristol
- Atelier 71, Fareham, Hampshire
- Athelhampton House and Gardens, Dorchester, Dorset
- Athelstan Museum, Malmesbury, Wiltshire
- Atkinson Art Gallery, Southport, Merseyside
- Atlantis, Scarborough, North Yorkshire
- Attadale Garden and Woodland Walk, Strathcarron, Highlands
- Attingham Park, Shrewsbury, Shropshire
- Atwell Wilson Motor Museum, Calne, Wiltshire
- Aubourn Hall Gardens, Lincoln, Lincolnshire
- Auchagallon Stone Circle, Blackwaterfoot, Ayrshire and Arran
- Auchgourish Gardens, Boat of Garten, Highlands
- Auchindoun Castle, Dufftown, Grampian
- Auchterarder Heritage, Auchterarder, Perthshire
- Auckland Castle, Bishop Auckland, County Durham
- Auckland Castle Deer House, Bishop Auckland, County Durham
- Audley End House and Park, Saffron Walden, Essex
- Audley End Miniature Railway, Saffron Walden, Essex
- Auld Post Office, Turriff, Grampian
- Auld Reekie Tours, Edinburgh, Edinburgh and the Lothians
- Aunt Sandra’s Candy Factory, Belfast, Belfast
- Avalon Vineyard, Shepton Mallet, Somerset
- Avebury Manor, Avebury, Wiltshire
- Avebury Stone Circle, Avebury, Wiltshire
- Avery Historical Museum, Smethwick, West Midlands
- Avon Boating, Stratford-upon-Avon, Warwickshire
- Avon Heath Country Park, Ringwood, Hampshire
- Avon Leisure Cruises, Evesham, Worcestershire
- Avon Valley Country Park, Keynsham, Bristol
- Avon Valley Railway, Bristol, Bristol
- Avonbelle River Boat Trips, Upton Upon Severn, Worcestershire
- Avoncroft Museum of Historic Buildings, Bromsgrove, Worcestershire
- Axminster Heritage Centre, Axminster, Devon
- Aydon Castle, Corbridge, Northumberland
- Aylesford Pottery & School of Ceramics, Aylesford, Kent
- Aynhoe Park, Banbury, Oxfordshire
- Aynsley China Visitor Centre, Stoke-on-Trent, Staffordshire
- Ayres Visitor Centre, Ramsey, Isle of Man
- Aythorpe Roding Postmill, Great Dunmow, Essex
- Ayton Castle, Eyemouth, Borders
- Aztec Fun Pools , Burgess Hill, Sussex
- Baal Hill Wood, Wolsingham, County Durham
- Babbacombe Model Village, Babbacombe, Devon
- Babylon Gallery, Ely, Cambridgeshire
- Bachelor's Club, Tarbolton, Ayrshire and Arran
- Back to Back, Birmingham, West Midlands
- Baconsthorpe Castle, Holt, Norfolk
- Baddesley Clinton, Solihull, West Midlands
- Baddesley Common and Emer Bog Wildlife Reserve, Romsey, Hampshire
- Baden-Powell House, South Kensington, London
- Badger's Hill Farm & Cidery, Canterbury, Kent
- Baggeridge Country Park, Dudley, West Midlands
- Bagshaw Museum, Batley, West Yorkshire
- Bailiffgate Museum, Alnwick, Northumberland
- Bakelite Museum, Taunton, Somerset
- Bakewell Old House Museum, Bakewell, Derbyshire
- Bala Lake Railway, Bala, North Wales
- Baldock Museum, Baldock, Hertfordshire
- Balfour Museum of Hampshire Red Cross History, Winchester, Hampshire
- Balgonie Castle Enterprises, Glenrothes, Fife
- Ballalheannagh Gardens, Laxey, Isle of Man
- Ballard's Brewery, Petersfield, Hampshire
- Ballindalloch Castle, Ballindalloch, Grampian
- Ballowall Barrow, St Just, Cornwall
- Balmacara Estate & Lochalsh Woodland Garden, Kyle of Lochalsh, Highlands
- Balmoral Castle & Grounds, Ballater, Grampian
- Baltic, The Centre for Contemporary Art, Gateshead, Tyne and Wear
- Balvaird Castle, Glen Farg, Perthshire
- Balvenie Castle, Keith, Grampian
- Balvenie Distillery, Dufftown, Grampian
- Bamburgh Castle, Bamburgh, Northumberland
- Bamburgh Rural Beach, Bamburgh, Northumberland
- Banbury Cross, Banbury, Oxfordshire
- Banbury Museum and Tourist Information Centre, Banbury, Oxfordshire
- Bancroft Mill Engine Museum, Barnoldswick, Lancashire
- Bangor Cathedral, Bangor, North Wales
- Banham Zoo, Banham, Norfolk
- Bank Boats, Norwich, Norfolk
- Bank of England Museum, City, London
- Bankfield Museum, Halifax, West Yorkshire
- Banks East Turret - Hadrian's Wall, Brampton, Cumbria
- Bankside Gallery, South Bank, London
- Bannister's Bakery Limited, Lingfield, Surrey
- Bannockburn, Stirling, Stirlingshire
- Banqueting House, Whitehall, London
- Bantham Beach, Bantham, Devon
- Bantock House Museum and Park, Wolverhampton, West Midlands
- Bants Carn Burial Chamber and Halangy Down Ancient Village, St Marys, Isles of Scilly
- Bar Convent Museum (The), York, North Yorkshire
- Barbara Hepworth Museum and Sculpture Garden, St Ives, Cornwall
- Barber Institute of Fine Arts, Birmingham, West Midlands
- Barbican Art, Barbican, London
- Barbican The Curve, Barbican, London
- Barbury Castle Country Park, Swindon, Wiltshire
- Bardfield Cage, Braintree, Essex
- Bardfield Vineyard, Braintree, Essex
- Bardsea Country Park, Ulverston, Cumbria
- Barge Branwell Visitor Centre, Hebden Bridge, West Yorkshire
- Barking Abbey, Barking, Essex
- Barley Hall, York, North Yorkshire
- Barley Wood Walled Gardens & Cafe, Wrington, Bristol
- Barlow Collection, Brighton, Sussex
- Barlow Common Local Nature Reserve, Selby, North Yorkshire
- Barn Plant Centre and Gift Shop, Preston, Lancashire
- Barnard Castle, Barnard Castle, County Durham
- Barnet Museum, Barnet, London
- Barnfield Cider and Wine Mill, Broadway, Worcestershire
- Barnsdale Gardens, Exton, Rutland
- Barnsgate Manor Vineyard, Uckfield, Sussex
- Barnsole Vineyard, Canterbury, Kent
- Barnstaple Heritage Centre, Barnstaple, Devon
- Barnwell Country Park, Oundle, Northamptonshire
- Barometer World Museum, Okehampton, Devon
- Barracks Visitor Centre, St Mary, Jersey
- Barrie's Birthplace, Kirriemuir, Angus and Dundee
- Barrington Court, Ilminster, Somerset
- Barry Island Pleasure Park, Barry, South Wales
- Barry Mill, Carnoustie, Angus and Dundee
- Barter Books, Alnwick, Northumberland
- Barton Clay Pits Visitor Centre, Barton-upon-Humber, Lincolnshire
- Barton House Railway, Norwich, Norfolk
- Barton Manor Gardens, Cowes, Isle of Wight
- Barwinnock Herb Garden and Nursery, Girvan, Ayrshire and Arran
- Basildon Park, Reading, Berkshire
- Basing House Ruins, Basingstoke, Hampshire
- Basingstoke Canal Visitor Centre, Camberley, Surrey
- Basingwerk Abbey, Holywell, North Wales
- Bassingbourn Tower Museum, Royston, Hertfordshire
- Batchworth Lock Canal Centre, Rickmansworth, Hertfordshire
- Bate Collection of Musical Instruments, Oxford, Oxfordshire
- Bateman's (National Trust), Etchingham, Sussex
- Bath Abbey, Bath, Bath
- Bath Aqua Theatre of Glass, Bath, Bath
- Bath Boating Station, Bath, Bath
- Bath Festival Maze, Bath, Bath
- Bath Postal Museum, Bath, Bath
- Batley Art Gallery, Batley, West Yorkshire
- Batsford Arboretum, Moreton-in-Marsh, Gloucestershire
- Battersea Dogs Home, Battersea, London
- Battersea Park, Battersea, London
- Battersea Park Children's Zoo, Battersea, London
- Battle Abbey and Battlefield, Battle, Sussex
- Battle of Flowers Museum, St Ouen, Jersey
- Battle Town Model Show and Almonry Gardens, Battle, Sussex
- Battlefield Line, Nuneaton, Warwickshire
- Battlesbridge Motorcycle Museum, Wickford, Essex
- Baxters Highland Village, Fochabers, Grampian
- Bayards Cove Fort, Dartmouth, Devon
- Bayham Abbey, Lamberhurst, Kent
- Bayle Museum, Bridlington, East Yorkshire
- Baylham House Rare Breeds Farm, Baylham, Suffolk
- Baysgarth House Museum, Barton-upon-Humber, Lincolnshire
- Baytree Garden Centre (Owl Centre), Spalding, Lincolnshire
- BBC Essex Garden, Romford, Essex
- BBC Television Centre Tours, Shepherds Bush, London
- Beachy Head Countryside Centre, Eastbourne, Sussex
- Beacon Country Park, Skelmersdale, Lancashire
- Beacon Fell Country Park, Preston, Lancashire
- Beacon Hill Country Park, Loughborough, Leicestershire
- Beadnell Bay Beach, Beadnell, Northumberland
- Beale Park, Reading, Berkshire
- Beamish - The Living Museum of the North, Beamish, County Durham
- Beamish Wild, Beamish, County Durham
- Beaney House of Art & Knowledge, Canterbury, Kent
- Beans Seal Trips, Holt, Norfolk
- Bear Steps Hall, Shrewsbury, Shropshire
- Beatles Walking Tour of London, Piccadilly Circus, London
- Beatrice Royal Contemporary Art and Craft, Eastleigh, Hampshire
- Beatrix Potter Gallery, Hawkshead, Cumbria
- Beaulieu, Beaulieu, Hampshire
- Beauly Priory, Beauly, Highlands
- Beaumaris Beach, Beaumaris, North Wales
- Beaumaris Castle, Beaumaris, North Wales
- Beaumaris Marine Services, Beaumaris, North Wales
- Beaver Zoological Gardens, Westerham, Kent
- Beccles and District Museum, Beccles, Suffolk
- Beck Isle Museum of Rural Life, Pickering, North Yorkshire
- Beckford's Tower and Museum, Bath, Bath
- Beckstones Art Gallery, Penrith, Cumbria
- Becky Falls Woodland Park, Newton Abbot, Devon
- Bedale Museum, Bedale, North Yorkshire
- Bede's World, Jarrow, Tyne and Wear
- Bedgebury National Pinetum & Forest, Goudhurst, Kent
- Bedlington Country Park, Bedlington, Northumberland
- Bedwyn Stone Museum, Marlborough, Wiltshire
- Beech Court Gardens, Ashford, Kent
- Beecraigs Country Park, Linlithgow, Edinburgh and the Lothians
- Beer Heights Light Railway, Beer, Devon
- Beer Quarry Caves, Seaton, Devon
- Beesands Beach, Stokenham, Devon
- Beeston Castle, Tarporley, Cheshire
- Bekonscot Model Village & Railway, Beaconsfield, Buckinghamshire
- Belas Knap Long Barrow (English Heritage), Cheltenham, Gloucestershire
- Belfairs Nature Reserve and Golf Course, Leigh-on-Sea, Essex
- Belfast Castle, Belfast, Belfast
- Belfast Cathedral, Belfast, Belfast
- Belfast City Hall, Belfast, Belfast
- Belfast Zoo, Belfast, Belfast
- Belgrave Hall Museum, Leicester, Leicestershire
- Belhaven Bay, Dunbar, Edinburgh and the Lothians
- Belhus Woods Country Park, South Ockendon, Essex
- Bell Foundry Museum, Loughborough, Leicestershire
- Bell Wharf Beach, Leigh-on-Sea, Essex
- Bella Jane Boat Trips, Elgol, Isle of Skye
- Belmont, Faversham, Kent
- Belmont Abbey, Hereford, Herefordshire
- Belper North Mill Trust, Belper, Derbyshire
- Belper River Gardens, Belper, Derbyshire
- Belsay Hall, Castle and Gardens, Belsay, Tyne and Wear
- Belton House, Grantham, Lincolnshire
- Belvoir Castle, Belvoir, Leicestershire
- Belvoir Castle, Grantham, Lincolnshire
- Belwade Farm (ILPH), Aboyne, Grampian
- Bembridge Lifeboat Station, Bembridge, Isle of Wight
- Bembridge Maritime Museum, Bembridge, Isle of Wight
- Bembridge Windmill, Bembridge, Isle of Wight
- Ben Eighe National Nature Reserve, Kinlochewe, Highlands
- Ben Lawers National Nature Reserve, Killin, Perthshire
- Ben Nevis Distillery, Fort William, Highlands
- Beningbrough Hall & Gardens (NT), Beningbrough, North Yorkshire
- Benington Lordship Gardens, Stevenage, Hertfordshire
- Benjamin Franklin House, Covent Garden, London
- Benllech Beach, Benllech, North Wales
- Benmore Botanic Garden, Dunoon, Argyll
- Bennett's Water Gardens, Weymouth, Dorset
- Bennetts Farm Park, Worcester, Worcestershire
- Benson Veteran Cycle Museum, Wallingford, Oxfordshire
- Benthall Hall (National Trust), Broseley, Shropshire
- Bentley Wildfowl & Motor Museum, Lewes, Sussex
- Benvarden Gardens, Ballymoney, County Antrim
- Benwell Roman Temple Hadrian's Wall, Newcastle upon Tyne, Tyne and Wear
- Berkeley Castle, Berkeley, Gloucestershire
- Berkhamsted Castle, Berkhamsted, Hertfordshire
- Berkswell Village Museum, Coventry, West Midlands
- Berney Arms Windmill, Great Yarmouth, Norfolk
- Berrington Hall, Leominster, Herefordshire
- Berrow Beach, Burnham on Sea, Somerset
- Berry Head National Nature Reserve, Brixham, Devon
- Berry Pomeroy Castle, Totnes, Devon
- Berwick Barracks, Berwick-upon-Tweed, Northumberland
- Berwick Borough Museum, Berwick-upon-Tweed, Northumberland
- Berwick Castle, Berwick-upon-Tweed, Northumberland
- Berwick-upon-Tweed Main Guard, Berwick-upon-Tweed, Northumberland
- Berwick-upon-Tweed Ramparts, Berwick-upon-Tweed, Northumberland
- Beside the Seaside, Bridlington, East Yorkshire
- Bessie Surtees House, Newcastle upon Tyne, Tyne and Wear
- Bestwood Country Park, Nottingham, Nottinghamshire
- Beth Chatto Gardens, Colchester, Essex
- Beth Shalom Holocaust Centre, Newark, Nottinghamshire
- Bethlem Royal Hospital Archives and Museum, Beckenham, Kent
- Beverley Art Gallery, Beverley, East Yorkshire
- Beverley Friary, Beverley, East Yorkshire
- Beverley Minster, Beverley, East Yorkshire
- Bewdley Museum, Bewdley, Worcestershire
- Bewilderwood, Wroxham, Norfolk
- Bewl Water, Lamberhurst, Kent
- Bexhill Museum, Bexhill-on-Sea, Sussex
- Bexhill Museum of Costume and Social History, Bexhill-on-Sea, Sussex
- Bexhill-on-Sea Beach, Bexhill-on-Sea, Sussex
- Bibury Trout Farm, Bibury, Gloucestershire
- Bickerline, Worcester, Worcestershire
- Bickleigh Castle, Tiverton, Devon
- Bicton Park Botanical Gardens, Budleigh Salterton, Devon
- Biddenden Vineyards & Cider Works, Biddenden, Kent
- Biddulph Grange Garden, Stoke-on-Trent, Staffordshire
- Bide-a-Wee Cottage Gardens, Morpeth, Northumberland
- Bideford Railway Heritage Centre, Bideford, Devon
- Big Lamp Brewery, Newcastle upon Tyne, Tyne and Wear
- Big Pit Mining Museum, Cwmbran, South Wales
- Big Sand Beach, Gairloch, Highlands
- Big Sheep, Bideford, Devon
- Big Sky Adventure Play, Peterborough, Cambridgeshire
- Bigbury-on-Sea Beach, Bigbury-on-Sea, Devon
- Biggar Gasworks Museum, Edinburgh, Edinburgh and the Lothians
- Biggar Museum Trust, Biggar, Lanarkshire
- Bignor Roman Villa, Pulborough, Sussex
- Bill Douglas Centre for the History of Cinema and Popular Culture, Exeter, Devon
- Billing Aquadrome, Northampton, Northamptonshire
- Billingford Windmill, Diss, Norfolk
- Billingham Art Gallery, Billingham, Cleveland and Teesside
- Billingham Beck Valley Country Park, Billingham, Cleveland and Teesside
- Billinghay Cottage and Parish Office, Lincoln, Lincolnshire
- Billowness Beach, Billowness, Fife
- Billy Shiel's Farne Island Boat Trips, Seahouses, Northumberland
- Bilston Craft Gallery, Wolverhampton, West Midlands
- Binchester Roman Fort, Bishop Auckland, County Durham
- Binham Priory, Fakenham, Norfolk
- Bircham Contemporary Arts, Holt, Norfolk
- Bircham Windmill, Kings Lynn, Norfolk
- Birches Valley Forest Centre, Rugeley, Staffordshire
- Birdland Park and Gardens, Cheltenham, Gloucestershire
- Birdoswald Fort, Gilsland, Cumbria
- Birdoswald Roman Fort, Brampton, Cumbria
- Birdwell Lodge Craft & Antique Centre, Barnsley, South Yorkshire
- Birdworld, Farnham, Surrey
- Birkenhead Park, Birkenhead, Merseyside
- Birkenhead Priory & St. Mary's Tower, Birkenhead, Merseyside
- Birkenhead Tramway, Birkenhead, Merseyside
- Birkheads Cottage Garden and Nursery, Newcastle upon Tyne, Tyne and Wear
- Birkhill Fireclay Mine, Bo'ness, Edinburgh and the Lothians
- Birling gap Beach, Birling Gap, Sussex
- Birmingham & Midland Museum of Transport, Birmingham, West Midlands
- Birmingham Botanical Gardens & Glasshouses, Birmingham, West Midlands
- Birmingham Cathedral, Birmingham, West Midlands
- Birmingham Ecopark, Birmingham, West Midlands
- Birmingham Museum & Art Gallery, Birmingham, West Midlands
- Birmingham Railway Museum, Birmingham, West Midlands
- Birthplace of the Beatles (NT), Liverpool, Merseyside
- Birties of Worcester, Worcester, Worcestershire
- Bishop Asbury Cottage, Birmingham, West Midlands
- Bishop Auckland Discovery Centre, Bishop Auckland, County Durham
- Bishop Auckland Town Hall, Bishop Auckland, County Durham
- Bishop Bonners Cottage Museum, Dereham, Norfolk
- Bishop Middleham Quarry, Sedgefield, County Durham
- Bishop's and Earl's Palaces, Kirkwall, Orkneys
- Bishop's Palace, Wells, Somerset
- Bishop's Waltham Museum, Southampton, Hampshire
- Bishops Boats Seal Trips, Holt, Norfolk
- Bishops House, Sheffield, South Yorkshire
- Bishops Waltham Palace, Bishops Waltham, Hampshire
- Bishopsgate Institute, Moorgate, London
- Bitterley Court, Ludlow, Shropshire
- Black Carts Turret Hadrian's Wall, Hexham, Northumberland
- Black Country Living Museum, Dudley, West Midlands
- Black Cultural Archive/AMBH, Brixton, London
- Black Isle Wildlife and Country Park, North Kessock, Highlands
- Black Middens Bastle House, Hexham, Northumberland
- Black Park and Langley Park Country Parks, Slough, Berkshire
- Black Sheep Brewery Visitor Centre, Ripon, North Yorkshire
- Black Taxi Tours, Belfast, Belfast
- Black Watch Museum, Perth, Perthshire
- Blackbrook Zoological Park, Leek, Staffordshire
- Blackburn Cathedral, Blackburn, Lancashire
- Blackburn Museum & Art Gallery, Blackburn, Lancashire
- Blackbury Camp, Colyton, Devon
- Blackfriars, Gloucester, Gloucestershire
- Blackfriars Chapel, St Andrews, Fife
- Blackgang Chine, Niton, Isle of Wight
- Blackhall Rocks Nature Reserve, Blackhall, County Durham
- Blackhouse Complex, Arnol, Isle of Lewis, Western Isles
- Blackness Castle, Linlithgow, Edinburgh and the Lothians
- Blackpool Mill Museum, Narberth, West Wales
- Blackpool Model Village and Gardens, Blackpool, Lancashire
- Blackpool Pleasure Beach, Blackpool, Lancashire
- Blackpool Sands, Dartmouth, Devon
- Blackpool Sands, Stoke Fleming, Devon
- Blackpool Sea Life Centre, Blackpool, Lancashire
- Blackpool Tower and Circus, Blackpool, Lancashire
- Blackpool Tower Dungeon, Blackpool, Lancashire
- Blackpool Zoo Park, Blackpool, Lancashire
- Blackwell, The Arts & Crafts House, Bowness on Windermere, Cumbria
- Blaenavon Ironworks, Blaenavon, South Wales
- Blaengawney Cider, Newport, South Wales
- Blair Castle, Pitlochry, Perthshire
- Blair Drummond Safari & Leisure Park, Blair Drummond, Stirlingshire
- Blairquhan Castle, Maybole, Ayrshire and Arran
- Blaise Castle Estate, Henbury, Bristol
- Blaise Castle House Museum, Henbury, Bristol
- Blake Gardens, Bridgwater, Somerset
- Blake Museum, Bridgwater, Somerset
- Blakemere Craft Centre, Sandiway, Cheshire
- Blakeney Guildhall, Holt, Norfolk
- Blakeney Point, Holt, Norfolk
- Blandford Forum Museum, Blandford Forum, Dorset
- Blaze Farm, Macclesfield, Cheshire
- Blenheim Palace, Woodstock, Oxfordshire
- Bletchley Park, Milton Keynes, Buckinghamshire
- Blewcoat School Gift Shop and Information Centre, West End, London
- Blickling Hall, Norwich, Norfolk
- Bloxham Village Museum, Banbury, Oxfordshire
- Blue Anchor Railway Museum, Minehead, Somerset
- Blue Idol Meeting House, Horsham, Sussex
- Blue John Cavern and Blue John Mine, Hope Valley, Derbyshire
- Blue John Craft Shop and Museum, Castleton, Derbyshire
- Blue Planet Aquarium, Ellesmere Port, Cheshire
- Blue Pool, Wareham, Dorset
- Blue Reef Aquarium, Hastings, Sussex
- Blue Reef Aquarium, Tynemouth, Tyne and Wear
- Blue Reef Aquarium, Newquay, Cornwall
- Blue Reef Aquarium, Southsea, Hampshire
- Bluebell Arboretum& Nursery, Ashby-de-la-Zouch, Leicestershire
- Bluebell Railway, Uckfield, Sussex
- Bo'ness and Kinneil Railway, Bo'ness, Edinburgh and the Lothians
- Boat Trips to the Redsand Forts, Isle of Sheppey, Kent
- Bocketts Farm Park, Leatherhead, Surrey
- Bocking Windmill, Braintree, Essex
- Bodenham Arboretum, Kidderminster, Worcestershire
- Bodiam Castle, Robertsbridge, Sussex
- Bodiam Ferry Co, Cranbrook, Kent
- Bodleian Library, Oxford, Oxfordshire
- Bodmin & Wenford Railway, Bodmin, Cornwall
- Bodmin Town Museum, Bodmin, Cornwall
- Bodnant Garden, Colwyn Bay, North Wales
- Bodrhyddan Hall, Rhyl, North Wales
- Bodyflight Bedford, Clapham, Bedfordshire
- Bognor Beach, Bognor Regis, Sussex
- Bognor Regis Local History Museum, Bognor Regis, Sussex
- Bognor Regis Wireless Museum, Bognor Regis, Sussex
- Bohun Gallery, Henley-on-Thames, Oxfordshire
- Bolam Lake Country Park, Newcastle upon Tyne, Tyne and Wear
- Bolebroke Castle, Hartfield, Sussex
- Bolingbroke Castle, Spilsby, Lincolnshire
- Bollin Valley, Wilmslow, Cheshire
- Bolling Hall, Bradford, West Yorkshire
- Bollington Discovery Centre, Bollington, Cheshire
- Bolsover Castle, Bolsover, Derbyshire
- Bolton Abbey, Skipton, North Yorkshire
- Bolton Castle, Leyburn, North Yorkshire
- Bolton Museum Art Gallery and Aquarium, Bolton, Lancashire
- Bolton Steam Museum, Bolton, Lancashire
- Bonawe Iron Furnace, Taynuilt, Argyll
- Bondgate Gallery, Alnwick, Northumberland
- Bondville Miniature Village, Bridlington, East Yorkshire
- Bookers Vineyard, Bolney, Sussex
- Booth Museum of Natural History, Brighton, Sussex
- Borde Hill Gardens, Haywards Heath, Sussex
- Border History Museum, Hexham, Northumberland
- Border Regiment & Kings Own Royal Border Regiment Museum, Carlisle, Cumbria
- Borough Museum and Art Gallery, Newcastle-under-Lyme, Staffordshire
- Borough Woods Local Nature Reserve, Morpeth, Northumberland
- Borthwick Institute of Historical Research, York, North Yorkshire
- Boscobel House and the Royal Oak, Brewood, Staffordshire
- Boscombe Beach, Bournemouth, Dorset
- Boston Guildhall Museum, Boston, Lincolnshire
- Boston Manor House, Brentford, London
- Bosvigo, Truro, Cornwall
- Bosworth Battlefield Visitor Centre and Country Park, Sutton Cheney, Leicestershire
- Bosworth Water Trust, Nuneaton, Warwickshire
- Botanic Centre, Middlesbrough, Cleveland and Teesside
- Botanic Garden, Durham, County Durham
- Botanical Gardens, Bath, Bath
- Botany Bay, Broadstairs, Kent
- Bothwell Castle, Uddingston, Glasgow
- Bottle Kiln, Ilkeston, Derbyshire
- Boughton House, Kettering, Northamptonshire
- Bourne Hall Museum, Ewell, Surrey
- Bourne Heritage Centre, Bourne, Lincolnshire
- Bourne Mill, Colchester, Essex
- Bournemouth Eye, Bournemouth, Dorset
- Bourton House Garden, Bourton-on-the-Hill, Gloucestershire
- Bourton Model Railway Exhibition, Bourton-on-the-Water, Gloucestershire
- Bowes Castle, Barnard Castle, County Durham
- Bowes Railway, Gateshead, Tyne and Wear
- Bowhill House, Exeter, Devon
- Bowhill House and Country Estate, Selkirk, Borders
- Bowland Wild Boar Park, Preston, Lancashire
- Bowmore Distillery, Bowmore, Argyll
- Bowood House and Gardens, Calne, Wiltshire
- Box Hill, Dorking, Surrey
- Boxfield Gallery, Stevenage, Hertfordshire
- Boxgrove Priory, Chichester, Sussex
- Bracken Hall Countryside Centre, Shipley, West Yorkshire
- Bradford Cathedral, Bradford, West Yorkshire
- Bradford Industrial Museum & Horses at Work, Bradford, West Yorkshire
- Bradford-on-Avon Museum, Bradford-on-Avon, Wiltshire
- Bradgate Country Park, Leicester, Leicestershire
- Brading Roman Villa, Sandown, Isle of Wight
- Brading the Experience, Sandown, Isle of Wight
- Bradley Manor, Newton Abbot, Devon
- Braemar Castle, Braemar, Grampian
- Braintree District Museum, Braintree, Essex
- Braithwaite Hall (NT), Leyburn, North Yorkshire
- Bramah Museum of Tea and Coffee, Bankside, London
- Bramall Hall, Bramhall, Greater Manchester
- Bramber Castle, Steyning, Sussex
- Bramham Park, Wetherby, West Yorkshire
- Brampton Valley Way Linear Park, Northampton, Northamptonshire
- Brampton Wood, Huntingdon, Cambridgeshire
- Brandler Galleries, Brentwood, Essex
- Brandon Country Park, Brandon, Suffolk
- Brandon Heritage Centre, Brandon, Suffolk
- Brandon Marsh Nature Centre, Coventry, West Midlands
- Brandy Wharf Cider Centre, Gainsborough, Lincolnshire
- Branklyn Garden, Perth, Perthshire
- Branksome Chine Beach, Poole, Dorset
- Bransby Home of Rest for Horses, Lincoln, Lincolnshire
- Branston Water Park, Burton upon Trent, Staffordshire
- Brant Broughton Heritage Room, Lincoln, Lincolnshire
- Brantwood, Coniston, Cumbria
- Brass Rubbing Centre, Edinburgh, Edinburgh and the Lothians
- Brattle Farm, Tonbridge, Kent
- Bratton Camp and White Horse, Westbury, Wiltshire
- Braunton and District Museum, Braunton, Devon
- Braxton Gardens, Milford-on-Sea, Hampshire
- Breadalbane Folklore Centre, Killin, Perthshire
- Breaky Bottom Vineyard, Lewes, Sussex
- Breamore Countryside Museum, Fordingbridge, Hampshire
- Breamore House and Museum, Fordingbridge, Hampshire
- Brean Cove Beach, Burnham on Sea, Somerset
- Brean Sands, Burnham on Sea, Somerset
- Brechin Castle Centre, Brechin, Angus and Dundee
- Brechin Cathedral Round Tower, Brechin, Angus and Dundee
- Brecknock Museum, Brecon, Mid Wales
- Brecon Beacons Mountain Centre, Brecon, Mid Wales
- Brecon Beacons National Park, Brecon, South Wales
- Brecon Gaer Roman Fort, Brecon, South Wales
- Brecon Mountain Railway, Merthyr Tydfil, South Wales
- Brede Steam Engines, Rye, Sussex
- Bredgar and Wormshill Light Railway, Sittingbourne, Kent
- Bredon Barn, Tewkesbury, Gloucestershire
- Bredy Farm Old Farming Collection, Bridport, Dorset
- Brenchley Gardens, Maidstone, Kent
- Brentwood Museum, Brentwood, Essex
- Brenzett Aeronautical Museum Trust, Romney Marsh, Kent
- Bressingham Steam Experience and Gardens, Diss, Norfolk
- Brewers Quay, Weymouth, Dorset
- Brewery Sulwath Brewers Ltd, Castle Douglas, Dumfries and Galloway
- Brewhouse Yard Museum of Nottingham Life, Nottingham, Nottinghamshire
- Brickfields Horsecountry, Ryde, Isle of Wight
- Brickwall House and Gardens, Rye, Sussex
- Bridestones Moor (NT), Pickering, North Yorkshire
- Bridewell Museum, Norwich, Norfolk
- Bridge Cottage, Uckfield, Sussex
- Bridge Cottage, Flatford, Essex
- Bridge End Gardens, Saffron Walden, Essex
- Bridgemere Garden World, Nantwich, Cheshire
- Bridgnorth Castle (ruin), Bridgnorth, Shropshire
- Bridgnorth Castle Hill Railway Company, Bridgnorth, Shropshire
- Bridgwater Camel Company, Bridgwater, Somerset
- Bridlesmithgate Caves, Nottingham, Nottinghamshire
- Bridlington Harbour Aquarium and History Museum, Bridlington, East Yorkshire
- Bridlington Priory St Marys Parish Church, Bridlington, East Yorkshire
- Bridport Museum, Bridport, Dorset
- Brierley Forest Park and Visitor Centre, Sutton-in-Ashfield, Nottinghamshire
- Brigantium, Newcastle upon Tyne, Tyne and Wear
- Bright Water Visitor Centre, Kyleakin, Isle of Skye
- Brightlingsea Beach, Brightlingsea, Essex
- Brightlingsea Museum, Colchester, Essex
- Brighton Fishing Museum, Brighton, Sussex
- Brighton Marina, Brighton, Sussex
- Brighton Museum and Art Gallery, Brighton, Sussex
- Brighton Pier, Brighton, Sussex
- Brighton Toy and Model Museum, Brighton, Sussex
- Brill Windmill, Aylesbury, Buckinghamshire
- Brimham Rocks (NT), Harrogate, North Yorkshire
- Brindley Mill and James Brindley Museum, Leek, Staffordshire
- Brinkburn Priory, Morpeth, Northumberland
- Bristol Aquarium, Bristol, Bristol
- Bristol Balloons, Bristol, Bristol
- Bristol Cathedral, Bristol, Bristol
- Bristol Ferry Boat Company Ltd, Bristol, Bristol
- Bristol Ice Rink, Bristol, Bristol
- Bristol Industrial Museum, Bristol, Bristol
- Bristol Packet Boat Trips Ltd, Bristol, Bristol
- Bristol Water Maze, Bristol, Bristol
- Bristol Zoo Gardens, Clifton, Bristol
- Bristols City Museum & Art Gallery, Bristol, Bristol
- Britannia Pier, Great Yarmouth, Norfolk
- Britannia Royal Naval College, Dartmouth, Devon
- britart, Whitechapel, London
- British Airways London Eye, Westminster, London
- British Commercial Vehicle Museum, Preston, Lancashire
- British Dental Association Museum, Marylebone, London
- British Empire & Commonwealth Museum, Temple Meads, Bristol
- British Engineerium, Brighton, Sussex
- British Golf Museum, St Andrews, Fife
- British in India Museum, Colne, Lancashire
- British Lawnmower Museum, Southport, Merseyside
- British Library (The), Euston, London
- British Motor Museum, Gaydon, Warwickshire
- British Museum, Bloomsbury, London
- British Museum of Miniatures, Royston, Hertfordshire
- British Postal Museum & Archive, Bloomsbury, London
- British Red Cross Museum and Archives, West End, London
- British Schools Museum, Hitchin, Hertfordshire
- British Wildlife Centre, Lingfield, Surrey
- British Wildlife Rescue Centre, Stafford, Staffordshire
- Brixham Heritage Museum, Brixham, Devon
- Brixton Windmill, Brixton, London
- Brixton Windmill, Brixton, London
- Brixworth Country Park, Northampton, Northamptonshire
- Bro Meigan Gardens, Boncath, West Wales
- Broadbottom Farm Old Hall, Hebden Bridge, West Yorkshire
- Broadfield Court Gardens and Vineyards, Hereford, Herefordshire
- Broadfield House Glass Museum, Kingswinford, West Midlands
- Broadhaven Beach, Haverfordwest, West Wales
- Broadlands, Romsey, Hampshire
- Broadleas Gardens Charitable Trust Ltd, Devizes, Wiltshire
- Broadmoor Common Local Nature Reserve, Hereford, Herefordshire
- Broads Tours, Norwich, Norfolk
- Broadview Gardens, Tonbridge, Kent
- Broadway Magic Experience, Broadway, Worcestershire
- Broadway Tower, Broadway, Worcestershire
- Broch of Gurness, Evie, Orkneys
- Brock Valley Picnic Site and Brock Bottoms, Claughton-on-Brock, Lancashire
- Brockfield Hall, York, North Yorkshire
- Brockhampton Estate, Worcester, Worcestershire
- Brocklands Adventure Park, Bude, Cornwall
- Brocks Hill Country Park and Visitor Centre, Leicester, Leicestershire
- Brodick Castle Gardens and Country Park, Brodick, Ayrshire and Arran
- Brodie Castle, Forres, Grampian
- Brodsworth Hall and Gardens (EH), Doncaster, South Yorkshire
- Brogdale Horticultural Trust, Faversham, Kent
- Brokerswood Country Park, Westbury, Wiltshire
- Bromham Mill and Gallery, Bedford, Bedfordshire
- Bromley Museum, Orpington, Kent
- Brompton Cemetery and Chapel, West Brompton, London
- Bromsgrove Museum, Bromsgrove, Worcestershire
- Bronllys Castle, Talgarth, Mid Wales
- Bronte Birthplace, Thornton, West Yorkshire
- Bronte Parsonage Museum, Keighley, West Yorkshire
- Bronte Porcelain, Malvern, Worcestershire
- Brook Cottage Garden, Banbury, Oxfordshire
- Brookhall Historical Farm, Lisburn, County Antrim
- Brooklands Museum, Weybridge, Surrey
- Brookside Garden Centre and Miniature Railway, Poynton, Cheshire
- Broombriggs Country Park, Loughborough, Leicestershire
- Broomey Croft Children's Farm, Kingsbury, Warwickshire
- Brora Beach, Brora, Highlands
- Brough Castle, Kirkby Stephen, Cumbria
- Brougham Castle, Penrith, Cumbria
- Brougham Hall, Penrith, Cumbria
- Broughton Castle, Banbury, Oxfordshire
- Broughton Down Wildlife Reserve, Stockbridge, Hampshire
- Broughton Hall, Skipton, North Yorkshire
- Broughton House and Garden, Kirkcudbright, Dumfries and Galloway
- Broughty Castle Museum, Broughty Ferry, Angus and Dundee
- Broughty Ferry Beach, Dundee, Angus and Dundee
- Browne's Hospital, Stamford, Lincolnshire
- Brownhill Countryside Centre, Oldham, Greater Manchester
- Brownsea Island, Poole, Dorset
- Browsholme Hall, Clitheroe, Lancashire
- Bruce Castle Museum, Tottenham, London
- Bruichladdich Distillery, Bruichladdich, Isle of Islay
- Brunel Engine House Rotherhithe, Rotherhithe, London
- Brunton Turret Hadrian's Wall, Hexham, Northumberland
- Bruton Museum, Bruton, Somerset
- Bryan's Ground Garden, Presteigne, Mid Wales
- Bryn Bras Castle, Caernarfon, North Wales
- Bryngarw Country Park, Bridgend, South Wales
- BTCV Nursery and Wildlife Garden, Leeds, West Yorkshire
- Buckden Towers, St Neots, Cambridgeshire
- Buckfast Abbey, Buckfastleigh, Devon
- Buckfast Butterfly Farm and Dartmoor Otter Sanctuary, Buckfastleigh, Devon
- Buckingham Palace, St James's, London
- Buckinghamshire County Museum & Roald DahlGallery, Aylesbury, Buckinghamshire
- Buckinghamshire Railway Centre, Aylesbury, Buckinghamshire
- Buckland Abbey, Yelverton, Devon
- Bucklers Hard, Beaulieu, Hampshire
- Buckmore Park Karting Ltd, Chatham, Kent
- Bucks Goat Centre, Stoke Mandeville, Buckinghamshire
- Buddhapadipa Temple (Thai Temple), Wimbledon, London
- Bude-Stratton Museum, Bude, Cornwall
- Buffers, Skipton, North Yorkshire
- Bught Floral Hall and Visitor Centre, Inverness, Highlands
- Bughtrig Garden, Coldstream, Borders
- Building Centre, Bloomsbury, London
- Building of Bath Museum, Bath, Bath
- Buildwas Abbey, Telford, Shropshire
- Bulford Kiwi Hill Figure, Salisbury, Wiltshire
- Bungay Castle, Bungay, Suffolk
- Bungay Museum, Bungay, Suffolk
- Bunhill Fields, Clerkenwell, London
- Bunnahabhain Distillery, Port Askaig, Isle of Islay
- Burbage Common And Woods, Hinckley, Leicestershire
- Bure Valley Railway: Aylsham Station, Norwich, Norfolk
- Burford House & Gardens, Tenbury Wells, Worcestershire
- Burgh Castle, Great Yarmouth, Norfolk
- Burgh-le-Marsh Windmill, Skegness, Lincolnshire
- Burghley House, Stamford, Lincolnshire
- Burland Croft Trail, Trondra, Shetland Isles
- Burleigh, Stoke On Trent, Staffordshire
- Burleigh Castle, Milnathort, Perthshire
- Burley Wagon Rides, Lyndhurst, Hampshire
- Burn Valley Gardens, Hartlepool, Cleveland and Teesside
- Burnby Hall Gardens, York, North Yorkshire
- Burncoose Gardens and Nursery, Redruth, Cornwall
- Burnham on Sea Beach, Burnham on Sea, Somerset
- Burnham-on-Crouch and District Museum, Burnham-on-Crouch, Essex
- Burns House, Dumfries, Dumfries and Galloway
- Burns National Heritage Park, Ayr, Ayrshire and Arran
- Burnside Gallery, Peebles, Borders
- Burntisland Beach, Burntisland, Fife
- Burntisland Edwardian Museum, Burntisland, Fife
- Burntstump Country Park, Nottingham, Nottinghamshire
- Burrell Collection, Glasgow, Glasgow
- Burrough Hill Country Park, Melton Mowbray, Leicestershire
- Burrow Farm Gardens, Axminster, Devon
- Burrs Activity Centre Ltd, Bury, Lancashire
- Bursledon Windmill, Southampton, Hampshire
- Burston Strike School, Diss, Norfolk
- Burton Agnes Hall, Driffield, East Yorkshire
- Burton Agnes Manor House, Driffield, East Yorkshire
- Burton Art Gallery and Museum, Bideford, Devon
- Burton Constable Hall, Skirlaugh, East Yorkshire
- Burton Court, Leominster, Herefordshire
- Burton Dassett Hills Country Park, Leamington Spa, Warwickshire
- Burwell Museum, Burwell, Cambridgeshire
- Burwell Museum, Cambridge, Cambridgeshire
- Busbridge Lakes Ornamental Waterfowl and Gardens, Godalming, Surrey
- Buscot Old Parsonage, Faringdon, Oxfordshire
- Buscot Park, Faringdon, Oxfordshire
- Bushey Museum and Art Gallery, Bushey, Hertfordshire
- Bushmead Priory, Bedford, Bedfordshire
- Bushmills Distillery, Bushmills, County Antrim
- Bushy Park, Hampton Court, Surrey
- Butser Ancient Farm, Waterlooville, Hampshire
- Butterfly World, Stockton On Tees, Cleveland and Teesside
- Butterfly World and Fountain World, Ryde, Isle of Wight
- Buttrums Mill, Woodbridge, Suffolk
- Buxton Museum and Art Gallery, Buxton, Derbyshire
- Bwlch Nant yr Arian Visitor Centre, Aberystwyth, West Wales
- Bygones, Torquay, Devon
- Byland Abbey, York, North Yorkshire
- Byrkley Park Centre, Burton upon Trent, Staffordshire
- C M Booth Collection of Historic Vehicles, Cranbrook, Kent
- Cabbages and Kings Garden The Centre for Garden Design, Uckfield, Sussex
- Cabot Tower, Bristol, Bristol
- Cadbury World, Birmingham, West Midlands
- Cadeby Light Railway and Brass Rubbing Centre, Nuneaton, Warwickshire
- Cadhay, Ottery St. Mary, Devon
- Cadzow Castle, Hamilton, Lanarkshire
- Caen Hill Locks, Devizes, Wiltshire
- Caer Caradoc, Church Stretton, Shropshire
- Caerhays Castle & Gardens, St Austell, Cornwall
- Caerlaverock Castle, Dumfries, Dumfries and Galloway
- Caerleon Roman Amphitheatre, Fortress and Baths, Newport, South Wales
- Caernarfon Castle, Caernarfon, North Wales
- Caerphilly Castle, Caerphilly, South Wales
- Cairngorm Reindeer Centre, Aviemore, Highlands
- Cairnie Mega Maze, Cupar, Fife
- Cairnpapple Prehistoric Tombs, Bathgate, Edinburgh and the Lothians
- Caister Roman Site, Great Yarmouth, Norfolk
- Calanais Standing Stones Visitor Centre, Isle of Lewis, Western Isles
- Calbourne Watermill and Rural Museum, Newport, Isle of Wight
- Calderglen Country Park, East Kilbride, Glasgow
- Caldicot Castle, Caldicot, South Wales
- Caldicot Castle and Country Park, Caldicot, South Wales
- Caledonian Canal Heritage Centre, Fort Augustus, Highlands
- Caledonian Railway, Brechin, Angus and Dundee
- Calf Island Cruises, Port Erin, Isle of Man
- California Country Park, Wokingham, Berkshire
- Calke Abbey, Derby, Derbyshire
- Callendar House, Falkirk, Stirlingshire
- Calshot Castle, Southampton, Hampshire
- Calverton Folk Museum, Nottingham, Nottinghamshire
- Camber Castle, Rye, Sussex
- Camber Sands, Camber, Sussex
- Cambo Gardens, St Andrews, Fife
- Cambrian Woollen Mill, Llanwrtyd Wells, Mid Wales
- Cambridge American Cemetery, Cambridge, Cambridgeshire
- Cambridge Contemporary Art, Cambridge, Cambridgeshire
- Cambridge University Botanic Garden, Cambridge, Cambridgeshire
- Cambuskenneth Abbey, Stirling, Stirlingshire
- Camel Valley Vineyards, Bodmin, Cornwall
- Camelot Theme Park, Chorley, Lancashire
- Camera Obscura and World of Illusions, Edinburgh, Edinburgh and the Lothians
- Camera Obscura Kirriemuir, Kirriemuir, Angus and Dundee
- Camley Street Natural Park, Kings Cross, London
- Camperdown Country Park, Dundee, Angus and Dundee
- Canada House Gallery, Trafalgar Square, London
- Canal Museum, Towcester, Northamptonshire
- Candacraig Gardens and Gallery, Strathdon, Grampian
- Candlesby Herbs, Spilsby, Lincolnshire
- Cannon Hall Country Park, Barnsley, South Yorkshire
- Cannon Hall Museum, Barnsley, South Yorkshire
- Canonbury Tower, Canonbury, London
- Canons Ashby, Daventry, Northamptonshire
- Canonteign Falls, Chudleigh, Devon
- Canterbury Audio Tours, Canterbury, Kent
- Canterbury Cathedral, Canterbury, Kent
- Canterbury Roman Museum, Canterbury, Kent
- Canterbury Royal Museum, Art Gallery & Buffs Regimental Museum, Canterbury, Kent
- Canterbury Tales, Canterbury, Kent
- Canterbury West Gate Towers, Canterbury, Kent
- Cantref Adventure Farm, Brecon, Mid Wales
- Canvey Railway and Model Engineering Club, Canvey Island, Essex
- Caol Ila Distillery Visitor Centre, Port Askaig, Isle of Islay
- Capel Manor Gardens, Enfield, London
- Capesthorne Hall, Macclesfield, Cheshire
- Capler Viewpoint, Brockhampton, Herefordshire
- Capstone Farm Country Park, Gillingham, Kent
- Captain Cook Birthplace Museum, Middlesbrough, Cleveland and Teesside
- Captain Cook Memorial Museum, Whitby, North Yorkshire
- Captain Cook Schoolroom Museum, Middlesbrough, Cleveland and Teesside
- Cardhu Distillery Visitor Centre, Aberlour, Grampian
- Cardiff Bay Visitor Centre, Cardiff, South Wales
- Cardiff Castle, Cardiff, South Wales
- Cardiff Cathedral, Cardiff, South Wales
- Cardingmill Valley, Church Stretton, Shropshire
- Cardoness Castle, Castle Douglas, Dumfries and Galloway
- Carew Castle & Tidal Mill, Carew, West Wales
- Carew Manor, Beddington, Surrey
- Carfax Tower, Oxford, Oxfordshire
- Carillon Tower and War Memorial, Loughborough, Leicestershire
- Carisbrooke Castle, Newport, Isle of Wight
- Carlisle Castle, Carlisle, Cumbria
- Carlisle Cathedral, Carlisle, Cumbria
- Carlisle Cathedral Treasury Museum, Carlisle, Cumbria
- Carlisle Park and Castle Woods, Morpeth, Northumberland
- Carlyle's Birthplace, Lockerbie, Dumfries and Galloway
- Carlyle's House, Chelsea, London
- Carmarthen Heritage Centre, Carmarthen, West Wales
- Carmarthenshire County Museum, Carmarthen, West Wales
- Carn Euny Iron Age Courtyard House Settlement, Penzance, Cornwall
- Carnasserie Castle, Kilmartin, Argyll
- Carnfield Hall, Alfreton, Derbyshire
- Carnforth Station Visitor Centre, Carnforth, Lancashire
- Carnfunnock Country Park, Larne, County Antrim
- Carnglaze Slate Caverns, St Neot, Cornwall
- Carousel The Lido, Worthing, Sussex
- Carpetbagger Aviation Museum, Northampton, Northamptonshire
- Carr Taylor Vineyards, Hastings, Sussex
- Carrawburgh (Brocolitia) Temple of Mithras: Hadrian's Wall, Hexham, Northumberland
- Carreg Cennen Castle, Llandeilo, West Wales
- Carrick-a-Rede (NT), Ballintoy, County Antrim
- Carrickfergus Castle, Carrickfergus, County Antrim
- Cars of the Stars Motor Museum, Keswick, Cumbria
- Carshalton House, Carshalton, Surrey
- Carsington Water, Ashbourne, Derbyshire
- Carsluith Castle, Creetown, Dumfries and Galloway
- Carter's Vineyards, Colchester, Essex
- Cartmel Priory, Grange-over-Sands, Cumbria
- Cartoon Museum, Bloomsbury, London
- Cartwright Hall Art Gallery, Bradford, West Yorkshire
- Cascade Ice Rinks, Basildon, Essex
- Cascades Gardens, Bonsall, Derbyshire
- Castell Coch, Cardiff, South Wales
- Castell Henllys Iron Age Fort, Crymych, West Wales
- Castle Acre Castle, Kings Lynn, Norfolk
- Castle Acre Priory, Kings Lynn, Norfolk
- Castle An Dinas, St Columb Major, Cornwall
- Castle Ashby Gardens, Castle Ashby, Northamptonshire
- Castle Beach, Tenby, West Wales
- Castle Bromwich Hall Gardens, Birmingham, West Midlands
- Castle Campbell and Garden, Dollar, Stirlingshire
- Castle Cary and District Museum and Preservation Society, Castle Cary, Somerset
- Castle Combe Museum, Castle Combe, Wiltshire
- Castle Cornet, St Peter Port, Guernsey
- Castle Cornet and its Museums, St Peter Port, Guernsey
- Castle Donington Museum, Castle Donington, Derbyshire
- Castle Douglas Art Gallery, Castle Douglas, Dumfries and Galloway
- Castle Drogo, Exeter, Devon
- Castle Eden Dene National Nature Reserve, Peterlee, County Durham
- Castle Eden Walkway Country Park, Stockton-On-Tees, Cleveland and Teesside
- Castle Fraser, Inverurie, Grampian
- Castle House, Usk, South Wales
- Castle Howard, York, North Yorkshire
- Castle Keep, Newcastle upon Tyne, Tyne and Wear
- Castle Kennedy Gardens, Stranraer, Dumfries and Galloway
- Castle Mound, Bishops Stortford, Hertfordshire
- Castle of Old Wick, Wick, Highlands
- Castle of St John, Stranraer, Dumfries and Galloway
- Castle O’er Forest, Lockerbie, Dumfries and Galloway
- Castle Point Transport Museum Society, Canvey Island, Essex
- Castle Rising Castle, Kings Lynn, Norfolk
- Castle Rushen, Castletown, Isle of Man
- Castle Semple Collegiate Church, Howwood, Glasgow
- Castle Stalker, Appin, Argyll
- Castle Sween, Knapdale, Argyll
- Castle Ward, Downpatrick, County Down
- Castlegate House Gallery, Cockermouth, Cumbria
- Castlerigg Stone Circle, Keswick, Cumbria
- Castleton Pumping Station, Sherborne, Dorset
- Catalyst, Widnes, Cheshire
- Catanger Llama Trekking, Towcester, Northamptonshire
- Cater Museum, Billericay, Essex
- Cathcartston Visitors Centre, Ayr, Ayrshire and Arran
- Cathedral and Abbey Church of St Alban, St Albans, Hertfordshire
- Cathedral Church of St Mary and St Helen, Brentwood, Essex
- Cathedral of Our Lady and St Philip Howard, Arundel, Sussex
- Cathedrals Express, Guildford, Surrey
- Catholic Cathedral of St John, Portsmouth, Hampshire
- Cattle Country Adventure Park, Berkeley, Gloucestershire
- Catton Hall, Burton upon Trent, Staffordshire
- Caudwell's Mill, Matlock, Derbyshire
- Cawdor Castle, Nairn, Highlands
- Cawfields Roman Wall and Milecastle Hadrian's Wall, Hexham, Northumberland
- Cayton Bay Beach, Scarborough, North Yorkshire
- Cefn Coed Colliery Museum, Neath, South Wales
- Celtica, Machynlleth, Mid Wales
- Central Art Gallery, Ashton-under-Lyne, Greater Manchester
- Central Beach, Cleethorpes, Lincolnshire
- Central Beach, Swanage, Dorset
- Central Beach, Prestatyn, North Wales
- Central Beach, Mablethorpe, Lincolnshire
- Central Beach, Sutton-on-Sea, Lincolnshire
- Central Museum and Planetarium, Southend-on-Sea, Essex
- Centre for Alternative Technology, Machynlleth, Mid Wales
- Centre for the Magic Arts, Regents Park, London
- Centre of the Cell, Whitechapel, London
- Ceramica, Stoke-on-Trent, Staffordshire
- Ceredigion Museum, Aberystwyth, West Wales
- Cerne Abbas Giant, Dorchester, Dorset
- Cerne Abbey, Dorchester, Dorset
- Cerney House Gardens, North Cerney, Gloucestershire
- Chadkirk Country Estate, Stockport, Greater Manchester
- Chalice Well, Glastonbury, Somerset
- Chalybeate Spring, Tunbridge Wells, Kent
- Chambercombe Manor, Ilfracombe, Devon
- Chambers Farm Wood, Market Rasen, Lincolnshire
- Channel Islands Military Museum, St Ouen, Jersey
- Chantry Heritage Centre, Gravesend, Kent
- Chantry House, Henley-on-Thames, Oxfordshire
- Chapel Gallery, Ormskirk, Lancashire
- Chappel Galleries, Colchester, Essex
- Chapter House, Westminster, London
- Chard and District Museum, Chard, Somerset
- Charlbury Museum, Oxford, Oxfordshire
- Charlecote Mill, Warwick, Warwickshire
- Charlecote Park, Warwick, Warwickshire
- Charles Burrell Museum, Thetford, Norfolk
- Charles Dickens Birthplace, Portsmouth, Hampshire
- Charles Dickens Centre, Rochester, Kent
- Charleston, Lewes, Sussex
- Charlton House, Charlton, London
- Charnwood Museum, Loughborough, Leicestershire
- Chart Gunpowder Mills, Faversham, Kent
- Chartwell, Westerham, Kent
- Chasewater Railway, Walsall, West Midlands
- Chastleton House, Moreton-in-Marsh, Gloucestershire
- Chatelherault Country Park, Hamilton, Lanarkshire
- Chatley Heath Semaphore Tower, Cobham, Surrey
- Chatsworth, Bakewell, Derbyshire
- Chatteris Museum, Chatteris, Cambridgeshire
- Chatton Gallery, Alnwick, Northumberland
- Chavenage House, Tetbury, Gloucestershire
- Cheddar Caves & Gorge, Cheddar, Somerset
- Cheddleton Flint Mill, Leek, Staffordshire
- Chedhams Yard, Wellesbourne, Warwickshire
- Chedworth Roman Villa, Cheltenham, Gloucestershire
- Chelmer & Blackwater Canal, Chelmsford, Essex
- Chelmsford Cathedral, Chelmsford, Essex
- Chelmsford Miniature Railway, Chelmsford, Essex
- Chelmsford Museum, Chelmsford, Essex
- Chelsea FC Tours, Fulham, London
- Chelsea Physic Garden, Chelsea, London
- Chelsea Stadium Tours, Chelsea, London
- Cheltenham Art Gallery & Museum, Cheltenham, Gloucestershire
- Chenies Manor House, Rickmansworth, Hertfordshire
- Chepstow Castle, Chepstow, South Wales
- Cherryburn: Thomas Bewick Birthplace Museum, Stocksfield, Northumberland
- Chertsey Museum, Chertsey, Surrey
- Cherwell Boathouse, Oxford, Oxfordshire
- Cheshire Military Museum, Chester, Cheshire
- Chessell Pottery Barns, Calbourne, Isle of Wight
- Chessington World of Adventures, Chessington, Surrey
- Chester Boat, Chester, Cheshire
- Chester Castle and Agricola Tower, Chester, Cheshire
- Chester Cathedral, Chester, Cheshire
- Chester Guided Walking Tours, Chester, Cheshire
- Chester House Knowle Library, Solihull, West Midlands
- Chester Visitor Centre, Chester, Cheshire
- Chester Zoo, Chester, Cheshire
- Chesterfield Museum and Art Gallery, Chesterfield, Derbyshire
- Chesters Bridge Abutment Hadrian's Wall, Hexham, Northumberland
- Chesters Roman Fort (Cilurnum) Hadrian's Wall, Hexham, Northumberland
- Chesters Walled Garden, Hexham, Northumberland
- Chesterton Windmill, Leamington Spa, Warwickshire
- Chestnut Centre Otter, Owl and Wildlife Park, High Peak, Derbyshire
- Chetham's Library, Manchester, Greater Manchester
- Chettle House, Blandford Forum, Dorset
- Chevin Forest Park, Otley, West Yorkshire
- Chichele College, Wellingborough, Northamptonshire
- Chichester Cathedral, Chichester, Sussex
- Chichester District Museum, Chichester, Sussex
- Chichester Harbour Water Tours, Chichester, Sussex
- Chiddingstone Castle, Edenbridge, Kent
- Childhood Memories Toy Museum, North Shields, Tyne and Wear
- Children's Pleasure Park, Southampton, Hampshire
- Childrens Farm and Smugglers Barn, Weymouth, Dorset
- Childsplay Adventureland, Colchester, Essex
- Chilford Hall Vineyard, Cambridge, Cambridgeshire
- Chill Factore, Manchester, Greater Manchester
- Chillenden Mill, Canterbury, Kent
- Chillingham Castle, Chillingham, Northumberland
- Chillingham Wild Cattle Association Ltd, Berwick-upon-Tweed, Northumberland
- Chillington Hall, Wolverhampton, West Midlands
- Chiltern Brewery, Aylesbury, Buckinghamshire
- Chiltern Open Air Museum, Chalfont St Giles, Buckinghamshire
- Chiltern Valley Old Luxters Vineyard, Winery & Brewery, Henley-on-Thames, Oxfordshire
- Chilterns Gateway Centre, Dunstable, Bedfordshire
- Chilvers Coton Heritage Centre, Nuneaton, Warwickshire
- China Clay Museum, St Austell, Cornwall
- Chinnor & Princes Risborough Railway, Chinnor, Oxfordshire
- Chinnor & Princes Risborough Railway, Princes Risborough, Buckinghamshire
- Chipchase Castle, Hexham, Northumberland
- Chippenham Museum and Hertiage Centre, Chippenham, Wiltshire
- Chipping Local History Society, Chipping, Lancashire
- Chipping Norton Museum of Local History, Chipping Norton, Oxfordshire
- Chirk Castle, Wrexham, North Wales
- Chisbury Chapel, Little Bedwyn, Wiltshire
- Chislehurst Caves, Chislehurst, Kent
- Chiswick House, Chiswick, London
- Chiswick Park, Chiswick, London
- Cholderton Rare Breeds Farm Park, Salisbury, Wiltshire
- Cholmondeley Castle Garden, Malpas, Cheshire
- Cholsey and Wallingford Railway, Wallingford, Oxfordshire
- Christ Church, Oxford, Oxfordshire
- Christ Church Picture Gallery, Oxford, Oxfordshire
- Christ's Hospital, Horsham, Sussex
- Christchurch Castle, Christchurch, Dorset
- Christchurch Mansion, Ipswich, Suffolk
- Christchurch Priory Church, Christchurch, Dorset
- Church Farm, Downham Market, Norfolk
- Church House, Newton Abbot, Devon
- Church of St Mary Magdalene - Brass Rubbing Centre, Gravesend, Kent
- Church of the Holy Rude, Stirling, Stirlingshire
- Church of the Holy Sepulchre , Northampton, Northamptonshire
- Churchill China Outlet, Stoke-on-Trent, Staffordshire
- Churchill War Rooms, Westminster, London
- Churnet Valley Railway, Leek, Staffordshire
- Chysauster Ancient Village, Penzance, Cornwall
- Cider Museum and King Offa Distillery, Hereford, Herefordshire
- Cider Place, Beccles, Suffolk
- Cider Press Centre, Dartington, Devon
- Cilgerran Castle, Cardigan, West Wales
- Cirencester Lock Up, Cirencester, Gloucestershire
- Cirencester Roman Amphitheatre, Cirencester, Gloucestershire
- City Cruises, Westminster, London
- City Cruises, Greenwich, London
- City Cruises, Tower Bridge, London
- City East Gate, Gloucester, Gloucestershire
- City Gallery, Leicester, Leicestershire
- City Museum and Art Gallery, Gloucester, Gloucestershire
- City Museum and Art Gallery, Plymouth, Devon
- City of Caves, Nottingham, Nottinghamshire
- City of Norwich Aviation Museum, Norwich, Norfolk
- City of the Dead Tours, Edinburgh, Edinburgh and the Lothians
- Clackmannan Tower, Clackmannan, Stirlingshire
- Clacton Pier E and M Harrison (Clacton) Ltd, Clacton-on-Sea, Essex
- Clambers Play Centre, Hastings, Sussex
- Clan Donald Skye, Sleat, Isle of Skye
- Clan MacAlister Centre, Tarbert, Argyll
- Clan Tartan Centre, Edinburgh, Edinburgh and the Lothians
- Clandon Park, Guildford, Surrey
- Clare Ancient House Museum, Sudbury, Suffolk
- Clare Castle Country Park, Sudbury, Suffolk
- Claremont Landscape Garden, Esher, Surrey
- Clarence House, St James's, London
- Clarence Pier Amusement Park, Southsea, Hampshire
- Classic Boat Museum, Newport, Isle of Wight
- Clawford Vineyard, Holsworthy, Devon
- Claydon House, Buckingham, Buckinghamshire
- Claypotts Castle, Dundee, Angus and Dundee
- Claythorpe Watermill and Wildfowl Gardens, Alford, Lincolnshire
- Clearwell Caves, Coleford, Gloucestershire
- Cleethorpes Coast Light Railway, Cleethorpes, Lincolnshire
- Cleethorpes Humber Estuary Discovery Centre, Cleethorpes, Lincolnshire
- Cleeve Abbey, Watchet, Somerset
- Clent Hills, Halesowen, West Midlands
- Clerk's Well, Clerkenwell, London
- Clevedon Court, Clevedon, Bristol
- Clevedon Pier, Clevedon, Bristol
- Clevedon Story Heritage Centre, Clevedon, Bristol
- Cleveland Ironstone Mining Museum, Skinningrove, Cleveland and Teesside
- Clewer History Museum and Church, Windsor, Berkshire
- Cley Mill, Holt, Norfolk
- Click Mill, Dounby, Orkneys
- Cliffe Castle Museum, Keighley, West Yorkshire
- Clifford's Tower, York, North Yorkshire
- Clifton Cathedral, Clifton, Bristol
- Clifton Hall, Penrith, Cumbria
- Clifton Park Museum, Rotherham, South Yorkshire
- Clifton Suspension Bridge Visitor Centre, Clifton, Bristol
- Clink Prison Museum, South Bank, London
- Clitheroe Castle Museum, Clitheroe, Lancashire
- Cliveden, Maidenhead, Berkshire
- Clock Tower, St Albans, Hertfordshire
- Clouds Hill, Wareham, Dorset
- Clovelly Village, Bideford, Devon
- Clown's Museum, Dalston, London
- Clumber Park, Worksop, Nottinghamshire
- Clun Castle (ruin), Craven Arms, Shropshire
- Clun Local History Museum, Craven Arms, Shropshire
- Cluny House Gardens, Aberfeldy, Perthshire
- Coalhouse Fort, Tilbury, Essex
- Coastal Cruises, Douglas, Isle of Man
- Coastal Voyager, Southwold, Suffolk
- Coates Manor, Pulborough, Sussex
- Coats Observatory, Paisley, Glasgow
- Cobbaton Combat Collection, Umberleigh, Devon
- Cobble Hey Farm & Gardens, Garstang, Lancashire
- Cobham Hall, Gravesend, Kent
- Cobo Bay, Castel, Guernsey
- Cockington Country Park, Torquay, Devon
- Cockley Cley Iceni Village, Swaffham, Norfolk
- Coddington Vineyard and Gardens, Ledbury, Herefordshire
- Coed y Brenin Visitor Centre, Dolgellau, North Wales
- Cogges Manor Farm Museum, Witney, Oxfordshire
- Coggeshall Grange Barn, Colchester, Essex
- Coggeshall Museum, Coggeshall, Essex
- Cogglesford Watermill, Sleaford, Lincolnshire
- Coity Castle, Bridgend, South Wales
- Colby Woodland Garden, Narberth, West Wales
- Colchester Castle, Colchester, Essex
- Colchester Castle Museum, Colchester, Essex
- Colchester Zoo, Colchester, Essex
- Coldharbour Mill Trust, Cullompton, Devon
- Coldstream Museum, Coldstream, Borders
- Coleham Pumping Station, Shrewsbury, Shropshire
- Colemans Animal Farm, Newport, Isle of Wight
- Coleridge Cottage, Bridgwater, Somerset
- Coleton Fishacre House and Garden, Dartmouth, Devon
- College of Arms, St Pauls, London
- College Valley Estate, Wooler, Northumberland
- Colliford Lake Park, Liskeard, Cornwall
- Collins Gallery, Glasgow, Glasgow
- Collyweston Quarries Nature Reserve, Stamford, Lincolnshire
- Colne Valley Museum, Huddersfield, West Yorkshire
- Colne Valley Railway, Halstead, Essex
- Colonsay House and Woodland Gardens, Isle of Colonsay, Argyll
- Colour Museum (The), Bradford, West Yorkshire
- Columba Centre, Fionnphort, Argyll
- Colwick Park, Nottingham, Nottinghamshire
- Colwyn Bay, Rhos On Sea, North Wales
- Combe Martin Wildlife & Dinosaur Park, Ilfracombe, Devon
- Combe Mill, Witney, Oxfordshire
- Combe Sydenham Hall and Country Park, Taunton, Somerset
- Commandery, Worcester, Worcestershire
- Commonwealth Institute, Kensington, London
- Compton Acres, Poole, Dorset
- Compton Castle, Paignton, Devon
- Compton Verney, Kineton, Warwickshire
- Computer Museum, Haverhill, Suffolk
- Congham Hall Herb Garden, Kings Lynn, Norfolk
- Conisbrough Castle, Doncaster, South Yorkshire
- Conishead Priory, Ulverston, Cumbria
- Coniston Launch, Coniston, Cumbria
- Conkers Discovery Centre, Moira, Derbyshire
- Conkers: at the Heart of the National Forest, Swadlincote, Derbyshire
- Conservation Centre, Liverpool, Merseyside
- Consett to Sunderland Railway Path, Consett, County Durham
- Constable Burton Hall Gardens, Leyburn, North Yorkshire
- Constantine Bay, Padstow, Cornwall
- Contemporary Applied Arts, Mayfair, London
- Conwy Aquatic Centre and Coarse Fishery, Conwy, North Wales
- Conwy Butterfly Jungle, Conwy, North Wales
- Conwy Castle, Conwy, North Wales
- Conwy Mussel Museum, Conwy, North Wales
- Conwy Suspension Bridge, Conwy, North Wales
- Conwy Town Walls, Conwy, North Wales
- Cooden Beach, Cooden, Sussex
- Cookworthy Museum, Kingsbridge, Devon
- Coombe Conduit, Hampton Court, London
- Coombe Country Park, Coventry, West Midlands
- Coombes Cider, Highbridge, Somerset
- Cooper Gallery, Barnsley, South Yorkshire
- Cooper's Hill Nature Reserve, Stroud, Gloucestershire
- Copeland China Collection, Truro, Cornwall
- Coppet Hall Beach, Saundersfoot, West Wales
- Copt Hall Marshes, Colchester, Essex
- Copt Heath Wharf, Solihull, West Midlands
- Coral Reef Waterworld, Bracknell, Berkshire
- Corbridge Roman Site (Corstopitum) Hadrian's Wall, Corbridge, Northumberland
- Corfe Castle, Corfe Castle, Dorset
- Corfe Castle Model Village and Gardens, Wareham, Dorset
- Corfe Castle Museum, Wareham, Dorset
- Corgarff Castle, Strathdon, Grampian
- Corgarff Castle, Corgarff, Grampian
- Corgi Heritage Centre, Rochdale, Lancashire
- Corinium Museum, Cirencester, Gloucestershire
- Corleston on Sea Beach, Corleston on Sea, Norfolk
- Cornalees Bridge Visitors Centre, Greenock, Glasgow
- Corner House Gallery, Meifod, Mid Wales
- Cornish Birds of Prey Centre, St Columb Major, Cornwall
- Cornish Cyder Farm, Truro, Cornwall
- Cornish Mines & Engines, Redruth, Cornwall
- Cornwall's Crealy Adventure Theme Park, Wadebridge, Cornwall
- Cors Goch National Nature Reserve, Llanbedrgoch, Anglesey
- Corsham Court, Corsham, Wiltshire
- Corstorphine Dovecot, Edinburgh, Edinburgh and the Lothians
- Coryton Cove, Dawlish, Devon
- Cosmeston Country Park & Medieval Village, Penarth, South Wales
- Cotebrook Shire Horse Centre, Tarporley, Cheshire
- Cotehele, Saltash, Cornwall
- Coton Manor Garden, Coton, Northamptonshire
- Cotswold Falconry, Moreton-in-Marsh, Gloucestershire
- Cotswold Motoring Museum & Toy Collection, Cheltenham, Gloucestershire
- Cotswold Safaris, Stow-on-the-Wold, Gloucestershire
- Cotswold Water Park, Cirencester, Gloucestershire
- Cotswold Wildlife Park, Burford, Oxfordshire
- Cottage Museum, Braintree, Essex
- Cottage Museum, Lancaster, Lancashire
- Cottesbrooke Hall & Gardens, Northampton, Northamptonshire
- Coughton Court, Alcester, Warwickshire
- Coultershaw Beam Pump, Petworth, Sussex
- Country Works Gallery, Montgomery, Mid Wales
- Countryman Cider, Tavistock, Devon
- Couper Collection, Battersea, London
- Court Farm Country Park, Banwell, Somerset
- Court Hall Museum, Sittingbourne, Kent
- Court Hall Museum, Winchelsea, Sussex
- Court of Lady Katherine Leveson, Solihull, West Midlands
- Courtauld Institute Gallery, Strand, London
- Courthouse Ripon, Ripon, North Yorkshire
- Courtroom Experience, Bodmin, Cornwall
- Coventry Cathedral, Coventry, West Midlands
- Coventry Transport Museum, Coventry, West Midlands
- Cow Tower, Norwich, Norfolk
- Cowal Bird Garden, Dunoon, Argyll
- Cowdray, Midhurst, Sussex
- Cowdy Gallery, Newent, Gloucestershire
- Cowes East Beach, Cowes, Isle of Wight
- Cowes Maritime Museum, Cowes, Isle of Wight
- Cowper and Newton Museum, Olney, Buckinghamshire
- Crabble Corn Mill, Dover, Kent
- Crackington Haven Beach, Tintagel, Cornwall
- Craft Town Scotland, West Kilbride, Ayrshire and Arran
- Crafts Council Gallery, Islington, London
- Cragganmore Distillery, Ballindalloch, Grampian
- Cragside, Morpeth, Northumberland
- Craig-y-nos Country Park, Swansea, South Wales
- Craigievar Castle, Alford, Grampian
- Craigmillar Castle, Edinburgh, Edinburgh and the Lothians
- Craignethan Castle, Lesmahagow, Lanarkshire
- Craigston Castle, Turriff, Grampian
- Craigtoun Country Park, St Andrews, Fife
- Craigtoun Park Miniature Railway, St Andrews, Fife
- Crail Museum and Heritage Centre, Anstruther, Fife
- Crakehall Water Mill, Bedale, North Yorkshire
- Crampton Tower Museum, Broadstairs, Kent
- Cranborne Manor Gardens, Wimborne, Dorset
- Cranbrook Museum, Cranbrook, Kent
- Cranwell Aviation Heritage Centre, Sleaford, Lincolnshire
- Crathes Castle, Garden and Estate, Banchory, Grampian
- Craven Museum, Skipton, North Yorkshire
- Crawley Museum Centre, Crawley, Sussex
- Creake Abbey, Kings Lynn, Norfolk
- Cream O' Galloway, Castle Douglas, Dumfries and Galloway
- Creepy Crawlies, York, North Yorkshire
- Creetown Exhibition Centre, Newton Stewart, Dumfries and Galloway
- Creetown Gem Museum, Newton Stewart, Dumfries and Galloway
- Cregneash Village Folk Museum, Port St Mary, Isle of Man
- Cressing Temple Barns, Braintree, Essex
- Cresswell Pond Nature Reserve, Morpeth, Northumberland
- Creswell Crags Visitor Centre, Worksop, Nottinghamshire
- Criccieth Castle, Criccieth, North Wales
- Crich Tramway Village, Matlock, Derbyshire
- Crichton Castle, Pathhead, Edinburgh and the Lothians
- Cricklade Museum, Swindon, Wiltshire
- Crickley Hill Country Park, Gloucester, Gloucestershire
- Croft Castle, Leominster, Herefordshire
- Croft Wingates Fine Art, Market Harborough, Leicestershire
- Crofton Pumping Station, Marlborough, Wiltshire
- Crofton Roman Villa, Orpington, London
- Cromarty Courthouse Museum, Cromarty, Highlands
- Cromer Beach, Cromer, Norfolk
- Cromer Boating Lake, Cromer, Norfolk
- Cromer Museum, Cromer, Norfolk
- Cromer Windmill, Much Hadham, Hertfordshire
- Cromwell Museum, Huntingdon, Cambridgeshire
- Cromwell's Castle, Tresco, Isles of Scilly
- Crook Hall & Gardens, Durham, County Durham
- Crooked House Gallery, Sudbury, Suffolk
- Crooklets Beach, Bude, Cornwall
- Crookston Castle, Pollok, Glasgow
- Croome Park, Severn Stoke, Worcestershire
- Cropton Brewery & Visitor Centre, Pickering, North Yorkshire
- Cross Kirk, Peebles, Borders
- Crossing House, Royston, Hertfordshire
- Crossraguel Abbey, Maybole, Ayrshire and Arran
- Crowborough Caves, Crowborough, Sussex
- Crown Bar Liquor Saloon, Belfast, Belfast
- Crownhill Fort, Plymouth, Devon
- Croxdale Hall, Durham, County Durham
- Croxden Abbey, Uttoxeter, Staffordshire
- Croxteth Hall and Country Park, Liverpool, Merseyside
- Croyde Gem Rock and Shell Museum, Braunton, Devon
- Croydon Airport Visitors Centre, Croydon, Surrey
- Croyland Abbey, Peterborough, Lincolnshire
- Cruickshank Botanic Garden, Aberdeen, Grampian
- Crushed Apple, Hale, Cheshire
- Crypt Gallery, Seaford, Sussex
- Crystal Glass Visitor Centre, Stourbridge, West Midlands
- Crystal Palace Museum, Crystal Palace, London
- Cubbie Row’s Castle & St Mary’s Chapel, Wyre, Orkneys
- Cuckoo Land, Knutsford, Cheshire
- Cuckooland, Tabley, Cheshire
- Cudmore Grove Country Park, Colchester, Essex
- Cuerden Valley Park, Preston, Lancashire
- Cullercoats Beach, Tynemouth, Tyne and Wear
- Culloden, Inverness, Highlands
- Culloden Visitor Centre, Inverness, Highlands
- Culross, Culross, Fife
- Culross Abbey, Culross, Fife
- Culzean Castle & Country Park, Maybole, Ayrshire and Arran
- Cumberland Pencil Museum, Keswick, Cumbria
- Cumberland Toy and Model Museum, Cockermouth, Cumbria
- Cumbria Classic Coaches, Kirkby Stephen, Cumbria
- Cuming Museum, Walworth, London
- Curlew Weavers Woollen Mill, Newcastle Emlyn, West Wales
- Curraghs Wildlife Park, Kirk Michael, Isle of Man
- Curtis Museum, Alton, Hampshire
- Curve Motion Ltd, Bury St Edmunds, Suffolk
- Custom House, Exeter, Devon
- Cusworth Hall Museum of South Yorkshire Life, Doncaster, South Yorkshire
- Cutty Sark, Greenwich, London
- Cycle Museum, Warrington, Cheshire
- Cyfarthfa Castle, Museum & Art Gallery, Merthyr Tydfil, South Wales
- Cymer Abbey, Dolgellau, North Wales
- D H Lawrence Birthplace Museum, Nottingham, Nottinghamshire
- D H Lawrence Heritage, Eastwood, Nottinghamshire
- D-Day Museum & Overlord Embroidery, Southsea, Hampshire
- Dads Army Museum, Thetford, Norfolk
- Daisy Nook Country Park, Manchester, Greater Manchester
- Dalbeattie Forest, Dalbeattie, Dumfries and Galloway
- Dalby Forest Drive and Visitor Centre, Pickering, North Yorkshire
- Dalemain Historic House and Gardens, Penrith, Cumbria
- Dales Countryside Museum, Hawes, North Yorkshire
- Dali Universe, South Bank, London
- Dalkeith Country Park, Dalkeith, Edinburgh and the Lothians
- Dallas Dhu Distillery, Forres, Grampian
- Dalmeny House, South Queensferry, Edinburgh and the Lothians
- Dalmore Distillery, Alness, Highlands
- Dalwhinnie Distillery Visitor Centre, Dalwhinnie, Highlands
- Dan-yr-Ogof: the National Showcaves Centre for Wales, Swansea, South Wales
- Danbury and Lingwood Commons, Chelmsford, Essex
- Danbury Country Park, Danbury, Essex
- Danebury Ring, Stockbridge, Hampshire
- Danebury Vineyards Ltd, Stockbridge, Hampshire
- Daniel's Mill, Bridgnorth, Shropshire
- Danny, Hassocks, Sussex
- Danson House, Bexley, Kent
- Dapdune Wharf, Guildford, Surrey
- Darkley Gardens, Hereford, Herefordshire
- Darley Mill Centre, Harrogate, North Yorkshire
- Dart Pleasure Craft Limited, Dartmouth, Devon
- Dartford Borough Museum, Dartford, Kent
- Dartington Crystal, Great Torrington, Devon
- Dartington Hall Gardens, Totnes, Devon
- Dartmoor National Park, Bovey Tracey, Devon
- Dartmoor Zoological Park, Plymouth, Devon
- Dartmouth Castle - English Heritage, Dartmouth, Devon
- Dartmouth Museum, Dartmouth, Devon
- Davenport Vineyards, Crowborough, Sussex
- Daventry Country Park, Daventry, Northamptonshire
- David Austin Roses' Rose Garden, Wolverhampton, West Midlands
- David Livingstone Centre, Blantyre, Lanarkshire
- David Salomons House at Salomons, Tunbridge Wells, Kent
- Dawlish Museum, Dawlish, Devon
- Dawlish Warren Beach, Dawlish, Devon
- Dawyck Botanic Garden, Stobo, Borders
- De Grey Mausoleum, Bedford, Bedfordshire
- De Havilland Aircraft Heritage Centre, St Albans, Hertfordshire
- De Morgan Foundation, Battersea, London
- Deal Angling Club 1919, Deal, Kent
- Deal Castle, Deal, Kent
- Deal Maritime and Local History Museum, Deal, Kent
- Deal Memorial Bandstand, Deal, Kent
- Dean Castle Country Park, Kilmarnock, Ayrshire and Arran
- Dean Clough Galleries, Halifax, West Yorkshire
- Dean Forest Railway, Lydney, Gloucestershire
- Dean Gallery, Edinburgh, Edinburgh and the Lothians
- Dean Heritage Centre, Cinderford, Gloucestershire
- Deans Court, Wimborne, Dorset
- Deben Cruises, Woodbridge, Suffolk
- Deddington Castle, Banbury, Oxfordshire
- Dedham Art and Craft Centre, Dedham, Essex
- Dedham Vale Family Farm, Dedham, Essex
- Deene Park, Corby, Northamptonshire
- Deep, Brixham, Devon
- Deep Exhibition, Brixham, Devon
- Deep Sea World, North Queensferry, Fife
- Delgatie Castle, Turriff, Grampian
- Deluxe Gallery, Islington, London
- Denbies Wine Estate, Dorking, Surrey
- Denbigh Castle, Denbigh, North Wales
- Denbigh Friary, Denbigh, North Wales
- Denby Pottery Visitor Centre, Denby, Derbyshire
- Denham Country Park, Uxbridge, Buckinghamshire
- Denmans Garden, Arundel, Sussex
- Denny Abbey, Cambridge, Cambridgeshire
- Denny Ship Model Experimentation Tank, Dumbarton, Glasgow
- Denton Hall Turret and West Denton Hadrian's Wall, Newcastle upon Tyne, Tyne and Wear
- Denver Windmill, Downham Market, Norfolk
- Department of Earth Sciences Geology Collections, Bloomsbury, London
- Derby Cathedral, Derby, Derbyshire
- Derby City Museum and Art Gallery, Derby, Derbyshire
- Derby Industrial Museum, Derby, Derbyshire
- Derwent Valley Light Railway, York, North Yorkshire
- Derwent Valley Visitor Centre, Belper, Derbyshire
- Derwent Walk, Durham, County Durham
- Derwent Walk Country Park, Rowlands Gill, Tyne and Wear
- Derwentcote Steel Furnace, Newcastle upon Tyne, Tyne and Wear
- Design Museum, Tower Bridge, London
- Deskford Church, Cullen, Grampian
- Devil's Spittleful and Rifle Range Nature Reserve, Kidderminster, Worcestershire
- Devils Punch Bowl Country Park & Cafe, Hindhead, Surrey
- Devon Guild of Craftsmen, Bovey Tracey, Devon
- Devon Railway Centre, Tiverton, Devon
- Devon's 12 Top Nature Reserves Devon Wildlife Trust, Exeter, Devon
- Devon's Crealy Great Adventure Park, Exeter, Devon
- Dewa Roman Experience, Chester, Cheshire
- Dewsbury Minster, Dewsbury, West Yorkshire
- Dewstow Gardens, Caerwent, South Wales
- Dick Whittington Family Leisure Park, Longhope, Gloucestershire
- Dickens Gad's Hill Place, Rochester, Kent
- Dickens House Museum, Broadstairs, Kent
- Dickens World, Chatham, Kent
- Didcot Railway Centre, Didcot, Oxfordshire
- DIG-An Archaeological Adventure, York, North Yorkshire
- Diggerland, Durham, County Durham
- Diggerland, Strood, Kent
- DIggerland, Castleford, West Yorkshire
- Diggerland, Cullompton, Devon
- Dillington House, Ilminster, Somerset
- Dimbola Lodge Musuem, Freshwater, Isle of Wight
- Dinefwr, Llandeilo, West Wales
- Dinefwr Castle, Llandeilo, West Wales
- Dingle's Steam Village, Lifton, Devon
- Dinosaur Adventure Park, Norwich, Norfolk
- Dinosaur Farm Museum, Brighstone, Isle of Wight
- Dinosaur Isle, Sandown, Isle of Wight
- Dinosaur Park, Tenby, West Wales
- Dinosaurland, Lyme Regis, Dorset
- Dinton Pastures Country Park, Reading, Berkshire
- Diorama Gallery, Regents Park, London
- Dirleton Castle and Gardens, North Berwick, Edinburgh and the Lothians
- Dirleton Gallery, North Berwick, Edinburgh and the Lothians
- Discover, Stratford, London
- Discover Carmichael Visitor Centre, Biggar, Lanarkshire
- Discover Salisbury, Salisbury, Wiltshire
- Discovery Museum, Newcastle upon Tyne, Tyne and Wear
- Discovery Point/RRS Discovery and Verdant Works, Dundee, Angus and Dundee
- Diss Museum, Diss, Norfolk
- Ditchling Museum, Ditchling, Sussex
- Dock Museum (The), Barrow-in-Furness, Cumbria
- Docton Mill and Gardens, Bideford, Devon
- Doctor Johnson's House, Fleet Street, London
- Doctor Who London Tour, Westminster, London
- Docwra's Manor Garden, Royston, Hertfordshire
- Doddington Hall & Gardens, Lincoln, Lincolnshire
- Doddington Place Gardens, Sittingbourne, Kent
- Dolaucothi Gold Mines & Estate, Llanwrda, South Wales
- Dolbadarn Castle, Caernarfon, North Wales
- Dolforwyn Castle, Dolforwyn, Mid Wales
- Dolphin Sailing Barge Museum, Sittingbourne, Kent
- Dolwyddelan Castle, Dolwyddelan, North Wales
- Domestic Fowl Trust, Evesham, Worcestershire
- Domineys Gardens, Dorchester, Dorset
- Doncaster Aeroventure South Yorkshire Aircraft Museum, Doncaster, South Yorkshire
- Doncaster Museum & Art Gallery, Doncaster, South Yorkshire
- Donington Grand Prix Collection, Derby, Derbyshire
- Donington-Le-Heath Manor House, Coalville, Leicestershire
- Donkey Sanctuary, Sidmouth, Devon
- Donnington Castle, Newbury, Berkshire
- Donnington Trout Farm, Stow-on-the-Wold, Gloucestershire
- Dorchester Abbey Museum, Wallingford, Oxfordshire
- Dorfold Hall, Nantwich, Cheshire
- Dorking Museum and Heritage Centre, Dorking, Surrey
- Dorman Museum, Middlesbrough, Cleveland and Teesside
- Dorneywood Garden, Slough, Buckinghamshire
- Dornoch Beach, Dornoch, Highlands
- Dornoch Cathedral, Dornoch, Highlands
- Dornoch Lochans, Dornoch, Highlands
- Dorothy Clive Garden, Market Drayton, Shropshire
- Dorothy L Sayers Centre, Witham, Essex
- Dorset Belle Cruises, Bournemouth, Dorset
- Dorset County Museum, Dorchester, Dorset
- Dorset Heavy Horse Centre, Verwood, Dorset
- Dorset Teddy Bear Museum, Dorchester, Dorset
- Douglas Davies Gallery, Biggar, Lanarkshire
- Doune Castle, Doune, Perthshire
- Dove Cottage & Wordsworth Museum, Grasmere, Cumbria
- Dover Castle and Secret Wartime Tunnels, Dover, Kent
- Dover Museum, Dover, Kent
- Dover Transport Museum, Dover, Kent
- Dover White Cliff Tours, Dover, Kent
- Dovercourt Beach, Dovercourt, Essex
- Dovetails Gallery, Ilfracombe, Devon
- Down at the Farm, Houghton Le Spring, Tyne and Wear
- Down County Museum, Downpatrick, County Down
- Down House - Home of Charles Darwin, Orpington, Kent
- Downderry Nursery, Tonbridge, Kent
- Downpatrick & Co. Down Railway, Downpatrick, County Down
- Downton Moot, Salisbury, Wiltshire
- Doxey Marshes Nature Reserve, Stafford, Staffordshire
- Dracula Experience, Whitby, North Yorkshire
- Dragon Hall, Norwich, Norfolk
- Dragonfly Cruises, Caerphilly, South Wales
- Drapers Mill, Margate, Kent
- Draycote Water Country Park, Rugby, Warwickshire
- Drayton Manor Park and Zoo, Tamworth, Staffordshire
- Dream Achievers, Shipley, West Yorkshire
- Droitwich Spa Heritage Centre, Droitwich, Worcestershire
- Druchtag Motte, Mochrum, Dumfries and Galloway
- Druidstone Park, Canterbury, Kent
- Drum Castle, Banchory, Grampian
- Drumcoltran Tower, Dalbeattie, Dumfries and Galloway
- Drumcroon Gallery, Wigan, Lancashire
- Drumlanrig Castle, Gardens and Country Park, Thornhill, Dumfries and Galloway
- Drummond Castle Gardens, Crieff, Perthshire
- Druridge Bay Country Park, Morpeth, Northumberland
- Druridge Links, Druridge Bay, Northumberland
- Druridge Pools Nature Reserve, Morpeth, Northumberland
- Drusillas Park, Alfriston, Sussex
- Dryburgh Abbey, Melrose, Borders
- Dryfesdale Lodge Visitors’ Centre & Garden of Remembrance, Lockerbie, Dumfries and Galloway
- Dualchas: Barra Heritage and Cultural Centre, Isle of Barra, Western Isles
- Duart Castle, Craignure, Argyll
- Dudley Canal Trust (Trips) Ltd, Dudley, West Midlands
- Dudley Museum and Art Gallery, Dudley, West Midlands
- Dudley Zoo and Castle, Dudley, West Midlands
- Dudmaston Hall, Bridgnorth, Shropshire
- Duff House Country House Gallery, Banff, Grampian
- Duffus Castle, Elgin, Grampian
- Duke of Bridgewater (Boat Trip), Leicester, Leicestershire
- Duke of Cornwall's Light Infantry Regiment Museum, Bodmin, Cornwall
- Duke of Wellington's Regimental Museum, Halifax, West Yorkshire
- Dukes Meadows, Chiswick, London
- Dulwich Picture Gallery, Dulwich, London
- Dumbarton Castle, Dumbarton, Glasgow
- Dunbeath Heritage Centre, Dunbeath, Highlands
- Dunblane Cathedral, Dunblane, Stirlingshire
- Duncombe Park, Helmsley, North Yorkshire
- Dundas Castle, South Queensferry, Edinburgh and the Lothians
- Dundee University Botanic Gardens, Dundee, Angus and Dundee
- Dundonald Castle, Kilmarnock, Ayrshire and Arran
- Dundrennan Abbey, Kirkcudbright, Dumfries and Galloway
- Dunfermline Palace and Abbey, Dunfermline, Fife
- Dunglass Collegiate Church, Cockburnspath, Edinburgh and the Lothians
- Dunham Massey Hall Park and Garden (NT), Altrincham, Greater Manchester
- Dunkeld Cathedral, Dunkeld, Perthshire
- Dunkertons Cider Company, Leominster, Herefordshire
- Dunkery Vineyard, Minehead, Somerset
- Dunluce Castle, Portrush, County Antrim
- Dunnottar Castle, Stonehaven, Grampian
- Dunrobin Castle & Gardens, Golspie, Highlands
- Dunskey Garden, Stranraer, Dumfries and Galloway
- Dunstable Downs, Dunstable, Bedfordshire
- Dunstaffnage Castle and Chapel, Oban, Argyll
- Dunstanburgh Castle, Alnwick, Northumberland
- Dunster Castle, Dunster, Somerset
- Dunster Dolls Museum, Minehead, Somerset
- Dunster Working Watermill, Minehead, Somerset
- Dunvegan Castle & Gardens, Dunvegan, Isle of Skye
- Dunwich Heath Coastal Centre and Beach, Saxmundham, Suffolk
- Dunwich Museum, Saxmundham, Suffolk
- Dunwich Underwater Exploration Exhibition, Woodbridge, Suffolk
- Dupath Well House, Callington, Cornwall
- Durham Castle, Durham, County Durham
- Durham Cathedral, Durham, County Durham
- Durham Coast, Durham, County Durham
- Durham Heritage Centre, Durham, County Durham
- Durham Light Infantry Museum and Durham Art Gallery, Durham, County Durham
- Durham Wildlife Trust Nature Reserve, Bishop Auckland, County Durham
- Durham World Heritage Site, Durham, County Durham
- Durley Chine, Bournemouth, Dorset
- Durlston Country Park, Swanage, Dorset
- Dutch Cottage, Rayleigh, Essex
- Dutch Cottage Museum, Canvey Island, Essex
- Duthie Park Winter Gardens, Aberdeen, Grampian
- Duxford Chapel, Duxford, Cambridgeshire
- Dyffryn Gardens, Cardiff, South Wales
- Dymchurch Martello Tower, Dymchurch, Kent
- Dyrham Park, Chippenham, Wiltshire
- Eagle Heights, Dartford, Kent
- Earlswood Village Museum, Solihull, West Midlands
- Earnley Butterflies and Gardens, Chichester, Sussex
- Easby Abbey, Richmond, North Yorkshire
- East Anglia Transport Museum, Lowestoft, Suffolk
- East Anglian Railway Museum, Colchester, Essex
- East Beach, Freshwater, West Wales
- East Bergholt Place Garden, Colchester, Essex
- East Carlton Countryside Park, Market Harborough, Leicestershire
- East Dartmoor National Nature Reserve, Bovey Tracey, Devon
- East Essex Aviation Society and Museum, Clacton-on-Sea, Essex
- East Grinstead Town Museum, East Grinstead, Sussex
- East Kent Railway (The Colliery Line), Dover, Kent
- East Lambrook Manor Gardens, South Petherton, Somerset
- East Lancashire Railway, Bury, Lancashire
- East Northdown Farm and Gardens, Margate, Kent
- East Point Pavilion Visitor Centre, Lowestoft, Suffolk
- East Riddlesden Hall, Keighley, West Yorkshire
- East Ruston Old Vicarage Garden, Norwich, Norfolk
- East Sands, St Andrews, Fife
- East Somerset Railway, Shepton Mallet, Somerset
- East Surrey Museum, Caterham, Surrey
- Eastbourne Beach, Eastbourne, Sussex
- Eastbourne Heritage Centre, Eastbourne, Sussex
- Eastbourne Miniature Steam Railway Park, Eastbourne, Sussex
- Eastbourne Pier, Eastbourne, Sussex
- Eastbridge Hospital, Canterbury, Kent
- Eastbury Manor House, Barking, Essex
- Eastcott Vineyard, Okehampton, Devon
- Eastgate Farm, Driffield, East Yorkshire
- Eastgrove Cottage Garden Nursery, Worcester, Worcestershire
- Eastleigh Lakeside Railway, Eastleigh, Hampshire
- Eastleigh Museum, Eastleigh, Hampshire
- Eastnor Castle, Ledbury, Herefordshire
- Eastoke, Hayling Island, Hampshire
- Eastoke Beach, Totland Bay, Isle of Wight
- Easton Farm Park, Wickham Market, Suffolk
- Ebberston Hall, Scarborough, North Yorkshire
- Ebbor Gorge National Nature Reserve, Wells, Somerset
- Ecotech Centre, Swaffham, Norfolk
- Eden Camp Modern History Theme Museum, Malton, North Yorkshire
- Eden Project, St Austell, Cornwall
- Eden Valley Museum, Edenbridge, Kent
- Edgbaston Reservoir, Birmingham, West Midlands
- Edinburgh Butterfly and Insect World, Edinburgh, Edinburgh and the Lothians
- Edinburgh Castle, Edinburgh, Edinburgh and the Lothians
- Edinburgh Dungeons, Edinburgh, Edinburgh and the Lothians
- Edinburgh Old Town Weaving Company, Edinburgh, Edinburgh and the Lothians
- Edinburgh Zoo, Edinburgh, Edinburgh and the Lothians
- Edlingham Castle, Alnwick, Northumberland
- Edmondsham House and Garden, Wimborne, Dorset
- Edradour Distillery, Pitlochry, Perthshire
- Edrom Church, Edrom, Borders
- Edrom Nurseries, Eyemouth, Borders
- Edvin Loach Old Church, Bromyard, Herefordshire
- Edzell Castle and Garden, Forfar, Angus and Dundee
- Eggesford Country Centre, Chulmleigh, Devon
- Eggleston Hall Gardens, Barnard Castle, County Durham
- Egglestone Abbey, Barnard Castle, County Durham
- Egham Museum, Egham, Surrey
- Eglinton Country Park, Irvine, Ayrshire and Arran
- Egypt Centre, Swansea, South Wales
- Eilean Donan Castle, Kyle of Lochalsh, Highlands
- Elcho Castle, Perth, Perthshire
- Elcho Castle, Rhynd, Perthshire
- Eleanor Cross, Waltham Cross, Hertfordshire
- Elephant Playbarn, North Walsham, Norfolk
- Elgar Birthplace Museum, Worcester, Worcestershire
- Elgin Cathedral, Elgin, Grampian
- Elgood's Brewery and Garden, Wisbech, Cambridgeshire
- Elham Valley Arts, Canterbury, Kent
- Elham Valley Railway Museum, Folkestone, Kent
- Elham Valley Vineyards, Canterbury, Kent
- Elie Harbour Beach, Elie, Fife
- Eling Tide Mill, Totton, Hampshire
- Elizabeth Castle, St Helier, Jersey
- Elizabethan House, Plymouth, Devon
- Elizabethan House Museum, Great Yarmouth, Norfolk
- Ellenroad Engine House, Rochdale, Lancashire
- Elliott Gallery, Braunton, Devon
- Ellis Mill, Lincoln, Lincolnshire
- Elmbridge Museum, Weybridge, Surrey
- Elsecar Heritage Centre, Barnsley, South Yorkshire
- Elsham Hall Gardens & Country Park, Brigg, Lincolnshire
- Elstree Studios, Borehamwood, Hertfordshire
- Eltham Palace, Eltham, London
- Elton Hall, Peterborough, Cambridgeshire
- Elvisly Yours, Regents Park, London
- Ely Cathedral, Ely, Cambridgeshire
- Ely Museum, Ely, Cambridgeshire
- EM Glass, Malpas, Cheshire
- Emberton Country Park, Olney, Buckinghamshire
- Embsay & Bolton Abbey Steam Railway, Skipton, North Yorkshire
- Emma Bridgewater Factory, Stoke-on-Trent, Staffordshire
- Emmetts Garden, Sevenoaks, Kent
- Emsworth Museum, Emsworth, Hampshire
- Englefield House & Garden, Reading, Berkshire
- English School of Falconry Bird of Prey & Conservation Centre, Wilstead, Bedfordshire
- English Wine Centre, Polegate, Sussex
- Englishcombe Tithe Barn, Englishcombe, Bath
- Enniskillen Castle, Enniskillen, County Fermanagh
- Epping Forest District Museum, Waltham Abbey, Essex
- Epworth Old Rectory, Epworth, Lincolnshire
- Erasmus Darwin House, Lichfield, Staffordshire
- Erddig, Wrexham, North Wales
- Erewash Museum, Ilkeston, Derbyshire
- Eric Young Orchid Foundation, Trinity, Jersey
- Erne Tours, Enniskillen, County Fermanagh
- Ernest Wilson Memorial Garden, Chipping Campden, Gloucestershire
- Escot Gardens, Maze & Forest Adventure, Ottery St. Mary, Devon
- Eskdale Corn Mill, Holmrook, Cumbria
- Essex Police Museum, Chelmsford, Essex
- Essex Secret Bunker, Manningtree, Essex
- Estorick Collection of Modern Italian Art, Islington, London
- Etal Castle, Cornhill-on-Tweed, Northumberland
- Etherow Country Park and Local Nature Reserve, Stockport, Greater Manchester
- Eton College, Eton, Berkshire
- Etruria Industrial Museum, Stoke-on-Trent, Staffordshire
- Eureka! The National Children's Museum, Halifax, West Yorkshire
- European Academy and Accademia Italiana, West End, London
- Euston Hall, Thetford, Norfolk
- Evesham Abbey Ruins and Park, Evesham, Worcestershire
- Evesham Ghost Events, Evesham, Worcestershire
- Ewenny Priory, St Brides Major, South Wales
- Ewloe Castle, Hawarden, North Wales
- Exbury Gardens & Steam Railway, Southampton, Hampshire
- Exeter Cathedral, Exeter, Devon
- Exmoor National Park, Dulverton, Somerset
- Exmoor Steam Railway, Barnstaple, Devon
- Exmoor Zoological Park, Barnstaple, Devon
- Exmouth Museum, Exmouth, Devon
- Exploris Aquarium, Portaferry, County Down
- Explosion! The Museum of Naval Firepower, Gosport, Hampshire
- Eyam Hall, Hope Valley, Derbyshire
- Eyam Museum, Hope Valley, Derbyshire
- Eye Castle, Eye, Suffolk
- Eynsford Castle, Dartford, Kent
- Ezeeeplay Limited, Newport, South Wales
- Fairbourne and Barmouth Railway, Fairbourne, North Wales
- Fairfax House, York, North Yorkshire
- Fairgreen Farms, Middleton, Norfolk
- Fairhaven Woodland and Water Garden, Norwich, Norfolk
- Fairlands Valley Park, Stevenage, Hertfordshire
- Fairlynch Arts Centre & Museum, Budleigh Salterton, Devon
- Fairy Dell Park, Middlesbrough, Cleveland and Teesside
- Fairytale Land and Splendours of the Orient, Ross-on-Wye, Herefordshire
- Fakenham Museum of Gas and Local History, Fakenham, Norfolk
- Falconry Centre, Stourbridge, West Midlands
- Falconry UK Ltd, Thirsk, North Yorkshire
- Falkland Palace, Garden and Old Burgh, Cupar, Fife
- Falls of Clyde Wildlife Reserve, Lanark, Lanarkshire
- Falmouth Art Gallery, Falmouth, Cornwall
- Falstaffs Experience, Stratford-upon-Avon, Warwickshire
- Family Tree Climbing, Maldon, Essex
- Famous Grouse Experience - Glenturret Distillery, Crieff, Perthshire
- Fan Museum, Greenwich, London
- Fantasy Island, Wembley, London
- Fantasy World, Cleethorpes, Lincolnshire
- Far Ings National Nature Reserve, Barton Upon Humber, Lincolnshire
- Faraday's Laboratory and Museum, Marylebone, London
- Farleigh Hungerford Castle, Bath, Bath
- Farley Hospital, Farley, Wiltshire
- Farley Mount Country Park, Winchester, Hampshire
- Farlington Marshes, Portsmouth, Hampshire
- Farmer Gow's, Faringdon, Oxfordshire
- Farmer Palmer's, Poole, Dorset
- Farmer Parrs Animal World & Fylde Country Life Museum, Fleetwood, Lancashire
- Farmland Museum and Denny Abbey, Cambridge, Cambridgeshire
- Farnborough Air Sciences Trust Museum, Farnborough, Hampshire
- Farnborough Hall, Banbury, Oxfordshire
- Farncombe Boat House, Godalming, Surrey
- Farne Islands, Seahouses, Northumberland
- Farnham Castle (Bishops Palace), Farnham, Surrey
- Farnham Castle (Keep), Farnham, Surrey
- Farrs Lodge, Wimborne, Dorset
- Farway Countryside Park, Colyton, Devon
- Fashion and Textile Museum, Waterloo, London
- Fashion Museum, Bath, Bath
- Fasque, Laurencekirk, Grampian
- Faversham Stone Chapel, Faversham, Kent
- Fawley Court Historic House and Museum, Henley-on-Thames, Oxfordshire
- Feering and Kelvedon Local History Museum, Colchester, Essex
- Feeringbury Manor, Feering, Essex
- Felbrigg Hall, Norwich, Norfolk
- Felin y Gors Fisheries, Bodelwyddan, North Wales
- Felixstowe Museum, Felixstowe, Suffolk
- Felixstowe South Beach, Felixstowe, Suffolk
- Fell Foot Country Park, Ulverston, Cumbria
- Felsted Vineyard, Great Dunmow, Essex
- Fenland and West Norfolk Aviation Museum, Wisbech, Cambridgeshire
- Fenny Lodge Gallery, Bletchley, Buckinghamshire
- Fenton House, Hampstead, London
- Ferens Art Gallery, Hull, East Yorkshire
- Fergusson Gallery, Perth, Perthshire
- Fermain Beach, St Peter Port, Guernsey
- Fermyn Woods Country Park, Kettering, Northamptonshire
- Ferne Animal Sanctuary, Chard, Somerset
- Ferrers Centre for Arts & Crafts, Ashby-de-la-Zouch, Leicestershire
- Ferry Farm Country Park, Nottingham, Nottinghamshire
- Ferry Meadows Country Park, Peterborough, Cambridgeshire
- Fettercairn Distillery, Laurencekirk, Grampian
- Ffestiniog Railway, Porthmadog, North Wales
- Fiddleford Manor, Sturminster Newton, Dorset
- Filching Manor Motor Museum, Polegate, Sussex
- Filey Museum, Filey, North Yorkshire
- Filey Town Beach, Filey, North Yorkshire
- Finch Foundry, Okehampton, Devon
- Finchale Priory, Durham, County Durham
- Finchcocks, Goudhurst, Kent
- Finchingfield (Duck End) Postmill, Braintree, Essex
- Finchingfield Guildhall and Heritage Centre, Braintree, Essex
- Finchley London's Museum of Jewish Life, Finchley, London
- Findhorn Foundation, Forres, Grampian
- Findhorn Heritage Centre, Forres, Grampian
- Fineshade Wood, Corby, Northamptonshire
- Fingringhoe Wick Nature Reserve, Colchester, Essex
- Finlaystone Country Estate, Langbank, Glasgow
- Fire Police Museum (Sheffield), Sheffield, South Yorkshire
- Firemore Beach, Firemore, Highlands
- Firepower - The Royal Artillery Museum, Woolwich, London
- Firle Place, Lewes, Sussex
- Firstsite, Colchester, Essex
- Fishbourne Roman Palace, Chichester, Sussex
- Fishermans Walk Beach, Bournemouth, Dorset
- Fishermen's Museum, Hastings, Sussex
- Fishers Farm Park, Billingshurst, Sussex
- Fishwick Mains Amazing Maze, Berwick-upon-Tweed, Northumberland
- Fistral Beach, Newquay, Cornwall
- Fitzwilliam Museum (The), Cambridge, Cambridgeshire
- Flag Fen Bronze Age Centre, Peterborough, Cambridgeshire
- Flambards Village, Helston, Cornwall
- Flamingo Land Theme Park & Zoo, Malton, North Yorkshire
- Flatford Mill Field Centre, East Bergholt, Suffolk
- Flatts Lane Woodland Country Park, Middlesbrough, Cleveland and Teesside
- Fleet Air Arm Museum, Ilchester, Somerset
- Fleetwood Museum, Fleetwood, Lancashire
- Fleetwood Pier, Fleetwood, Lancashire
- Fleming Collection, Mayfair, London
- Fletcher Moss Botanical Gardens, Manchester, Greater Manchester
- Fletchers Garden and Leisure Centre, Stafford, Staffordshire
- Flete, Ivybridge, Devon
- Fleur de Lis Heritage Centre, Faversham, Kent
- Flint Castle, Flint, North Wales
- Flitch Way Country Park, Braintree, Essex
- Floatworks, South Bank, London
- Floors Castle, Kelso, Borders
- Flora Twort Gallery and Restaurant, Petersfield, Hampshire
- Florence Fine Arts Centre, Egremont, Cumbria
- Florence Nightingale Museum, Lambeth, London
- Focal Point Gallery, Southend-on-Sea, Essex
- Folkestone Library, Museum and Art Gallery, Folkestone, Kent
- Fonmon Castle, Barry, South Wales
- Forbidden Corner, Leyburn, North Yorkshire
- Ford End Watermill, Ivinghoe, Buckinghamshire
- Ford Green Hall, Stoke-on-Trent, Staffordshire
- Ford Nursery, Berwick-upon-Tweed, Northumberland
- Forde Abbey and Gardens, Chard, Somerset
- Foredown Tower Countryside Centre, Brighton, Sussex
- Foremark Reservoir, Derby, Derbyshire
- Forest of Ae, Parkgate, Dumfries and Galloway
- Forest of Dean Model Village, Lydney, Gloucestershire
- Forfar Loch Country Park, Forfar, Angus and Dundee
- Forge and Dragon Gallery, Dorking, Surrey
- Forge Gallery, Arundel, Sussex
- Forge Mill Needle Museum and Bordesley Abbey Visitor Centre, Redditch, Worcestershire
- Formby Red Squirrel Reserve (NT), Liverpool, Merseyside
- Forncett Industrial Steam Museum, Norwich, Norfolk
- Fort Amherst Heritage Park and Caverns, Chatham, Kent
- Fort Brockhurst, Gosport, Hampshire
- Fort Charlotte, Lerwick, Shetland Isles
- Fort Cumberland, Southsea, Hampshire
- Fort Fun, Eastbourne, Sussex
- Fort George, Inverness, Highlands
- Fort Grey, St Peters, Guernsey
- Fort Grey Shipwreck Museum, St Peter Port, Guernsey
- Fort Paull, Hull, East Yorkshire
- Fort Perch Rock, New Brighton, Merseyside
- Fort Purbrook The Peter Ashley Activity Centre, Portsmouth, Hampshire
- Fort Victoria Country Park, Yarmouth, Isle of Wight
- Fort Victoria Marine Aquarium, Yarmouth, Isle of Wight
- Fort Victoria Model Railway, Yarmouth, Isle of Wight
- Fortrose Cathedral , Fortrose, Highlands
- Forty Hall Museum, Enfield, London
- Fossil Grove, Glasgow, Glasgow
- Fotheringhay Castle Site, Peterborough, Cambridgeshire
- Foulden Tithe Barn, Foulden, Borders
- Foundling Museum, Bloomsbury, London
- Fountains Abbey and Studley Royal, Ripon, North Yorkshire
- Four Foxes Vineyard, Hereford, Herefordshire
- Fovant Badges, Salisbury, Wiltshire
- Fowlmead Country Park, Deal, Kent
- Fox Talbot Museum, Lacock, Wiltshire
- Foxfield Steam Railway, Stoke-on-Trent, Staffordshire
- Foxhill Arboretum, Warrington, Cheshire
- Foxton Boat Services Limited, Market Harborough, Leicestershire
- Foxton Canal Museum, Market Harborough, Leicestershire
- Foxton Locks Country Park, Market Harborough, Leicestershire
- Framework Knitters Cottage, Leicester, Leicestershire
- Framlingham Castle, Woodbridge, Suffolk
- Frampton Court, Gloucester, Gloucestershire
- Fraserburgh Heritage Centre, Fraserburgh, Grampian
- Freda Barton Photographic Collection, West Malling, Kent
- Freightliners City Farm, Islington, London
- French Brothers Ltd, Windsor, Berkshire
- Freshfields, Buxton, Derbyshire
- Freud Museum, Hampstead, London
- Freya's Ponyland Rescue Centre and Farm Museum, Braintree, Essex
- Friars (The), Aylesford, Kent
- Frigate Unicorn, Dundee, Angus and Dundee
- Frinton-on-Sea Beach, Frinton-On-Sea, Essex
- Fritton Lake Country World, Great Yarmouth, Norfolk
- Frogmore House, Windsor, Berkshire
- Frome Museum, Frome, Somerset
- Fry Public Art Gallery, Saffron Walden, Essex
- Fuller's Griffin Brewery Tours, Chiswick, London
- Fulneck Moravian Museum, Pudsey, West Yorkshire
- Fulneck Moravian Settlement, Pudsey, West Yorkshire
- Fulwell Windmill, Sunderland, Tyne and Wear
- Fun City, Brean, Somerset
- Fun Farm, Grantham, Lincolnshire
- Fun Farm, Spalding, Lincolnshire
- Fun House, Aviemore, Highlands
- Fun Shack, Seaham, County Durham
- Funland, Piccadilly Circus, London
- Funstop, Cromer, Norfolk
- Furness Abbey, Barrow-in-Furness, Cumbria
- Fursdon House, Exeter, Devon
- Furzey Gardens, Lyndhurst, Hampshire
- Fusiliers Museum Lancashire Museum, Bury, Lancashire
- Fydell House, Boston, Lincolnshire
- Fyne Court, Bridgwater, Somerset
- Fyvie Castle, Turriff, Grampian
- Gaia Energy Centre, Delabole, Cornwall
- Gainsborough Model Railway, Gainsborough, Lincolnshire
- Gainsborough Old Hall, Gainsborough, Lincolnshire
- Gainsthorpe Deserted Medieval Village (EH), Brigg, Lincolnshire
- Gairloch Beach, Gairloch, Highlands
- Gairloch Heritage Museum, Gairloch, Highlands
- Gait Barrows National Nature Reserve , Ulverston, Cumbria
- Galleries of Justice Museum, Nottingham, Nottinghamshire
- Gallery Heinzel, Aberdeen, Grampian
- Gallery of Costume, Manchester, Greater Manchester
- Gallery of Modern Art, Glasgow, Glasgow
- Gallery Oldham, Oldham, Greater Manchester
- Galloway Forest Park, Minnigaff, Dumfries and Galloway
- Galloway House Gardens, Newton Stewart, Dumfries and Galloway
- Galloway Hydros Visitor Centre, Kirkcudbright, Dumfries and Galloway
- Gamlingay Wood, Gamlingay, Bedfordshire
- Gants Mill & Garden, Bruton, Somerset
- Garden at the Bannut, Worcester, Worcestershire
- Garden House, Yelverton, Devon
- Garden House Sculpture Studio, Tiverton, Devon
- Garden Museum, Lambeth, London
- Garden Station, Hexham, Northumberland
- Gardens & Grounds of Herstmonceux Castle, Herstmonceux, Sussex
- Gardens at Blake Hall, Ongar, Essex
- Gardens at Holehird, Windermere, Cumbria
- Gardens of Easton Lodge, Great Dunmow, Essex
- Gardens of the Rose (The), St Albans, Hertfordshire
- Garrison Walls, St Marys, Isles of Scilly
- Garstang Discovery Centre, Preston, Lancashire
- Garwnant Visitor Centre, Merthyr Tydfil, South Wales
- Gateshead Quays Visitor Centre, Gateshead, Tyne and Wear
- Gaulden Manor, Taunton, Somerset
- Gaunless Valley Visitor Centre, Bishop Auckland, County Durham
- Gawsworth Hall, Macclesfield, Cheshire
- Gawthorpe Hall, Burnley, Lancashire
- Geddington Eleanor Cross, Kettering, Northamptonshire
- Geevor Tin Mine, Penzance, Cornwall
- Geffrye Museum, Hackney, London
- Geilston Garden, Dumbarton, Glasgow
- George Bateman and Son Limited, Skegness, Lincolnshire
- George Gale & Co Ltd The Hampshire Brewery, Waterlooville, Hampshire
- George Stephenson's Birthplace, Wylam, Northumberland
- Georgian Garden, Bath, Bath
- Georgian House (The), Edinburgh, Edinburgh and the Lothians
- German Coast Defence Gun Casemate Fort Hommet Headland, Vazon Bay, Guernsey
- German Direction Finding Tower, Torteual, Guernsey
- German Military Underground Hospital, St Andrew, Guernsey
- German Occupation Museum, Forest, Guernsey
- German Underground Hospital, St Lawrence, Jersey
- Giant's Causeway, Bushmills, County Antrim
- Giant's Causeway & Bushmills Railway, Antrim, County Antrim
- Gibberd Garden, Harlow, Essex
- Gibraltar Point National Nature Reserve and Visitor Centre, Skegness, Lincolnshire
- Gibside, Burnopfield, Tyne and Wear
- Gilbert Collection, Strand, London
- Gilbert White's House & The Oates Museum, Alton, Hampshire
- Gilfach Nature Reserve, Rhayader, West Wales
- Gillingham Museum, Gillingham, Dorset
- Gilnockie Tower, Canonbie, Dumfries and Galloway
- Gisborough Priory, Guisborough, Cleveland and Teesside
- Gissing Centre, Wakefield, West Yorkshire
- Gladstone Pottery Museum, Stoke-on-Trent, Staffordshire
- Gladstone's Land, Edinburgh, Edinburgh and the Lothians
- Glamis Castle, Forfar, Angus and Dundee
- Glansevern Hall Gardens, Welshpool, Mid Wales
- Glasgow Botanic Gardens, Glasgow, Glasgow
- Glasgow Cathedral, Glasgow, Glasgow
- Glasgow Museums, Glasgow, Glasgow
- Glasgow School of Art, Glasgow, Glasgow
- Glasgow Science Centre, Glasgow, Glasgow
- Glastonbury Abbey, Glastonbury, Somerset
- Glastonbury Story, Glastonbury, Somerset
- Glastonbury Tor, Glastonbury, Somerset
- Glastonbury Tribunal, Glastonbury, Somerset
- Gleaston Water Mill, Ulverston, Cumbria
- Glen Grant Distillery and Garden, Rothes, Grampian
- Glen Moray Distillery, Elgin, Grampian
- Glen Ord Distillery Visitor Centre, Muir of Ord, Highlands
- Glenariff Forest Park, Waterfoot, County Antrim
- Glenarm Castle, Glenarm, County Antrim
- Glenarn, Helensburgh, Glasgow
- Glenbarr Abbey Macalister Clan Visitor Centre, Tarbert, Argyll
- Glenbuchat Castle, Kildrummy, Grampian
- Glencoe Visitor Centre, Ballachulish, Argyll
- Glendale Toy Museum, Glendale, Isle of Skye
- Glendurgan Garden, Falmouth, Cornwall
- Glenfarclas Distillery, Ballindalloch, Grampian
- Glenfiddich Distillery (The), Dufftown, Grampian
- Glenfinnan Monument, Glenfinnan, Highlands
- Glengoyne Distillery, Glasgow, Glasgow
- Glenkinchie Distillery, Edinburgh, Edinburgh and the Lothians
- Glenlivet Distillery (The), Ballindalloch, Grampian
- Glenlivet Estate, Ballindalloch, Grampian
- Glenluce Abbey, Newton Stewart, Dumfries and Galloway
- Glenlyon Gallery, Aberfeldy, Perthshire
- Glenmorangie Distillery, Tain, Highlands
- Glentrool Visitor Centre, Newton Stewart, Dumfries and Galloway
- Glenwhan Gardens, Stranraer, Dumfries and Galloway
- Glide3 Hovercraft Experience, Basildon, Essex
- Gloucester Cathedral, Gloucester, Gloucestershire
- Gloucester City Museum & Art Gallery, Gloucester, Gloucestershire
- Gloucester Civic Trust Limited Guided Walks, Gloucester, Gloucestershire
- Gloucester Folk Museum, Gloucester, Gloucestershire
- Gloucester Waterways Museum, Gloucester, Gloucestershire
- Gloucestershire Craft Collection, Cheltenham, Gloucestershire
- Gloucestershire Guild Gallery, Painswick, Gloucestershire
- Gloucestershire Warwickshire Railway, Cheltenham, Gloucestershire
- Gloucestershire Wildlife Trust Dulverton Building, Gloucester, Gloucestershire
- Glynde Place, Lewes, Sussex
- Glyndwr Vineyard, Cowbridge, South Wales
- Glynn Vivian Art Gallery, Swansea, South Wales
- Gnome Magic, Colchester, Essex
- Gnome Reserve (The), Bradworthy, Devon
- Go Ape!, Brandon, Suffolk
- Go Ape!, Rugeley, Staffordshire
- Go Ape!, Banchory, Grampian
- Go Ape!, Bewdley, Worcestershire
- Go Ape!, Cranbrook, Kent
- Go Ape!, Maidstone, Kent
- Go Ape!, Mansfield, Nottinghamshire
- Go Ape!, Horwich, Lancashire
- Go Ape!, Lydney, Gloucestershire
- Go Ape!, Port Talbot, South Wales
- Go Ape!, Peebles, Edinburgh and the Lothians
- Go Ape!, Southampton, Hampshire
- Go Ape!, Ringwood, Dorset
- Go Ape!, Newcastle Upon Tyne, Tyne and Wear
- Go Ape!, Frodsham, Cheshire
- Go Ape!, Exeter, Devon
- Go Ape!, Farnham, Surrey
- Go Ape!, Pickering, North Yorkshire
- Go Ape!, Aberfoyle, Stirlingshire
- Go Ape!, Buxton, Derbyshire
- Go Ape!, Wendover, Buckinghamshire
- Go Ape!, Wexham, Buckinghamshire
- Go Ape!, Keswick, Cumbria
- Go Ape!, Bracknell, Berkshire
- Go Ape!, Dolgellau, North Wales
- Go Ape!, Enfield, London
- Go Ape!, Woburn, Bedfordshire
- Go Ape!, Hawkshead, Cumbria
- Go Bananas, Colchester, Essex
- Godalming Museum, Godalming, Surrey
- Godalming Packetboat Company, Godalming, Surrey
- Godinton House and Gardens, Ashford, Kent
- Godolphin House & Gardens, Godolphin Cross, Cornwall
- Godstone Vineyards, Godstone, Surrey
- Gold Hill Museum & Garden, Shaftesbury, Dorset
- Golden Hinde Educational Museum, Waterloo, London
- Golden Hinde Sailing Ship, South Bank, London
- Golden Tours, Belgravia, London
- Golders Green Crematorium, Golders Green, London
- Goldney House, Bristol, Bristol
- Goldsmiths Hall, Moorgate, London
- Golf FX, Felixstowe, Suffolk
- Golspie North Beach, Golspie, Highlands
- Golspie South Beach, Golspie, Highlands
- Gooderstone Water Gardens, Kings Lynn, Norfolk
- Goodnestone Park Gardens, Canterbury, Kent
- Goodrich Castle, Ross-on-Wye, Herefordshire
- Goodshaw Chapel, Rossendale, Lancashire
- Goodwood House, Chichester, Sussex
- Goole Museum & Art Gallery, Goole, East Yorkshire
- Goonhilly Earth Station The Visitors Centre, Helston, Cornwall
- Gordon Boswell Romany Museum, Spalding, Lincolnshire
- Gordon Highlanders Museum (The), Aberdeen, Grampian
- Gorhambury, St Albans, Hertfordshire
- Gosfield Hall, Halstead, Essex
- Gosfield Lake Resort, Halstead, Essex
- Gosford House, Longniddry, Edinburgh and the Lothians
- Gosport Museum, Gosport, Hampshire
- Goss & Crested China Centre and Museum, Waterlooville, Hampshire
- Goss Centre of Challenge & Adventure, Totnes, Devon
- Gower Heritage Centre, Swansea, South Wales
- Grace Darling Museum, Bamburgh, Northumberland
- Grafham Water Nature Reserve, Huntingdon, Cambridgeshire
- Grainary Wildlife Farm, Scarborough, North Yorkshire
- Grampian Transport Museum, Alford, Grampian
- Grand Opera House, Belfast, Belfast
- Grand Pier, Teignmouth, Devon
- Grand Pier, Weston-super-Mare, Somerset
- Grand Prix Karting, Birmingham, West Midlands
- Grand Shaft, Dover, Kent
- Grand Western Canal Country Park, Tiverton, Devon
- Grand Western Horse Boat Company, Tiverton, Devon
- Grange Museum and Art Gallery, Brighton, Sussex
- Grange Museum of Community History, Willesden, London
- Grant Museum of Zoology and Comparative Anatomy, Bloomsbury, London
- Grantham Museum, Grantham, Lincolnshire
- Grassmoor Country Park and the Five Pits Trail, Chesterfield, Derbyshire
- Graves Art Gallery, Sheffield, South Yorkshire
- Gray's Inn, Bloomsbury, London
- Grayshott Pottery, Hindhead, Surrey
- Graythwaite Hall Gardens, Ulverston, Cumbria
- Great Aberystwyth Camera, Aberystwyth, West Wales
- Great Barn, Banbury, Oxfordshire
- Great Billing Pocket Park, Northampton, Northamptonshire
- Great Central Railway, Loughborough, Leicestershire
- Great Chalfield Manor, Melksham, Wiltshire
- Great Cockcrow Railway, Chertsey, Surrey
- Great Comp Garden, Sevenoaks, Kent
- Great Coxwell Tithe Barn, Faringdon, Oxfordshire
- Great Dixter House & Gardens, Rye, Sussex
- Great Dunmow Maltings, Great Dunmow, Essex
- Great Exmouth 'OO' Model Railway, Exmouth, Devon
- Great Hall, Winchester, Hampshire
- Great House Information Centre Rivington Country Park, Bolton, Lancashire
- Great Laxey Wheel and Mines Trail, Laxey, Isle of Man
- Great Maytham Hall, Rolvenden, Kent
- Great North Museum: Hancock, Newcastle Upon Tyne, Tyne and Wear
- Great Notley Country Park and Discovery Centre, Braintree, Essex
- Great Orme Copper Mines, Llandudno, North Wales
- Great Western Maze, Swindon, Wiltshire
- Great Western Railway Museum, Coleford, Gloucestershire
- Great Witcombe Roman Villa (English Heritage), Gloucester, Gloucestershire
- Great Yarmouth Beach, Great Yarmouth, Norfolk
- Great Yarmouth Row Houses & Greyfriars' Cloisters, Great Yarmouth, Norfolk
- Great Yarmouth Sealife Centre, Great Yarmouth, Norfolk
- Greater Manchester Police Museum, Manchester, Greater Manchester
- Grebe Canal Cruises, Pitstone, Bedfordshire
- Green House Visitor Centre, Plymouth, Devon
- Green Howards Museum, Richmond, North Yorkshire
- Green Island Garden, Colchester, Essex
- Green Park, Piccadilly, London
- Green Quay Wash Discovery Centre, Kings Lynn, Norfolk
- Green's Mill, Nottingham, Nottinghamshire
- Green's Windmill and Science Centre, Nottingham, Nottinghamshire
- Greenbank Garden, Clarkston, Glasgow
- Greene King Brewery Shop, Museum, Off License and Tours, Bury St Edmunds, Suffolk
- Greenhalgh Castle, Garstang, Lancashire
- Greenhouse Sensation, Mawdesley, Lancashire
- Greenknowe Tower, Gordon, Borders
- Greenmeadow Community Farm, Cwmbran, South Wales
- Greenway, Brixham, Devon
- Greenway and Milcote Picnic Area, Stratford-upon-Avon, Warwickshire
- Greenway Bank Country Park, Stoke-on-Trent, Staffordshire
- Greenwich Heritage Centre, Woolwich, London
- Greenwich Park, Greenwich, London
- Gresham College, Holborn, London
- Greyfriars, Worcester, Worcestershire
- Greys Court, Henley-on-Thames, Oxfordshire
- Grimes Graves, Thetford, Norfolk
- Grimspound, Newton Abbot, Devon
- Grimsthorpe Castle, Bourne, Lincolnshire
- Grizedale Forest, Ambleside, Cumbria
- Grizedale Valley, Scorton, Lancashire
- Groam House Museum, Rosemarkie, Highlands
- Groombridge Place Gardens & Enchanted Forest, Tunbridge Wells, Kent
- Grosmont Castle, Abergavenny, South Wales
- Grosvenor Museum, Chester, Cheshire
- Groudle Glen Railway Co Ltd, Onchan, Isle of Man
- Grove Ferry River Trips, Canterbury, Kent
- Grove Rural Life Museum, Ramsey, Isle of Man
- Grundy Art Gallery, Blackpool, Lancashire
- Guards Museum (The), St James's, London
- Guernsey Aquarium, St Peter Port, Guernsey
- Guernsey Bird Gardens, St Andrew, Guernsey
- Guernsey Folk Museum, Castel, Guernsey
- Guernsey Museum and Art Gallery, St Peter Port, Guernsey
- Guildford Boat House Ltd River Trips, Guildford, Surrey
- Guildford Castle, Guildford, Surrey
- Guildford Cathedral, Guildford, Surrey
- Guildford House Gallery, Guildford, Surrey
- Guildford Museum, Guildford, Surrey
- Guildhall, Chichester, Sussex
- Guildhall, Worcester, Worcestershire
- Guildhall, York, North Yorkshire
- Guildhall, Moorgate, London
- Guildhall, Exeter, Devon
- Guildhall, Bath, Bath
- Guildhall, Ipswich, Suffolk
- Guildhall Art Gallery, Moorgate, London
- Guildhall Gallery, Winchester, Hampshire
- Guildhall Museum, Sandwich, Kent
- Guildhall Museum, Rochester, Kent
- Guildhall Museum, Carlisle, Cumbria
- Guildhall of St George, Kings Lynn, Norfolk
- Guisborough Forest and Walkway Visitor Centre, Guisborough, Cleveland and Teesside
- Guisborough Museum, Guisborough, Cleveland and Teesside
- Gullane Bents, Gullane, Edinburgh and the Lothians
- Gulliver's Kingdom, Matlock, Derbyshire
- Gulliver's Land, Milton Keynes, Buckinghamshire
- Gulliver's World, Warrington, Cheshire
- Gunby Hall, Spilsby, Lincolnshire
- Gunnersbury Park and Museum, Acton, London
- Gurkha Museum, Winchester, Hampshire
- Gwennap Pit, Redruth, Cornwall
- Gwent Rural Life Museum, Usk, South Wales
- Gwili Railway, Carmarthen, West Wales
- H M Bark Endeavour, Stockton-On-Tees, Cleveland and Teesside
- Ha'penny Pier Visitor Centre, Harwich, Essex
- Hack Green Secret Nuclear Bunker, Nantwich, Cheshire
- Hackness Martello Tower and Battery, Hoy, Orkneys
- Hackney City Farm, Hackney, London
- Haddo House, Ellon, Grampian
- Haddon Hall, Bakewell, Derbyshire
- Haddonstone Showgarden, Northampton, Northamptonshire
- Haden Hill House, Cradley Heath, West Midlands
- Hadleigh Castle, Hadleigh, Essex
- Hadleigh Castle Country Park, South Benfleet, Essex
- Hafod Estate, Ystrad Meurig, West Wales
- Hagley Hall, Hagley, Worcestershire
- Haig Colliery Mining Museum, Whitehaven, Cumbria
- Haigh Country Park, Wigan, Lancashire
- Hailes Abbey, Winchcombe, Gloucestershire
- Hailes Castle, East Linton, Edinburgh and the Lothians
- Hailsham Heritage Centre, Hailsham, Sussex
- Hainault Forest Country Park, Chigwell, Essex
- Haldon Belvedere (Lawrence Castle), Exeter, Devon
- Halecat Garden & Nurseries, Grange-over-Sands, Cumbria
- Hales Hall Barn and Gardens, Norwich, Norfolk
- Halesowen Abbey, Halesowen, West Midlands
- Halesworth Gallery, Halesworth, Suffolk
- Halfpenny Green Vineyards, Stourbridge, West Midlands
- Hall Place and Gardens, Bexley, Kent
- Hall's Croft, Stratford-upon-Avon, Warwickshire
- Hall-ith-Wood Museum, Bolton, Lancashire
- Hallaton Museum, Hallaton, Leicestershire
- Halliggye Fogou, Helston, Cornwall
- Halstead Antiques CentreCentre, Halstead, Essex
- Halton Miniature Railway, Runcorn, Cheshire
- Ham House, Richmond Upon Thames, Surrey
- Hamdon Hill Country Park, Yeovil, Somerset
- Hamerton Zoo Park, Huntingdon, Cambridgeshire
- Hamiltons Gallery, Mayfair, London
- Hammerwood Park, East Grinstead, Sussex
- Hammerwood Park, East Grinstead, Sussex
- Hampstead Heath, Hampstead, London
- Hampstead Museum, Hampstead, London
- Hampton Court Gardens, Leominster, Herefordshire
- Hampton Court Palace, Hampton Court, Surrey
- Hamptonne Country Life Museum, St Lawrence, Jersey
- Hamptworth Lodge, Salisbury, Wiltshire
- Hamsterley Forest, Bishop Auckland, County Durham
- Hanbury Hall, Droitwich, Worcestershire
- Hancock Museum, Newcastle upon Tyne, Tyne and Wear
- Handel House Museum, Mayfair, London
- Hands On History - The Old Grammar School, Hull, East Yorkshire
- Hannah Peschar Sculpture Garden, Dorking, Surrey
- Hannahs Meadows Nature Reserve, Barnard Castle, County Durham
- Hanningfield Reservoir Visitor Centre, Billericay, Essex
- Happy Hollow Pitch and Putt, St Martins, Guernsey
- Harborough Museum, Market Harborough, Leicestershire
- Harbour Cottage Gallery, Kirkcudbright, Dumfries and Galloway
- Harbour Park Family Amusement Park, Littlehampton, Sussex
- Harbourne Vineyard, Ashford, Kent
- Harcourt Arboretum, Oxford, Oxfordshire
- Hardcastle Crags (NT), Hebden Bridge, West Yorkshire
- Hardwick Hall Country Park, Stockton-On-Tees, County Durham
- Hardwick Hall, Garden, Park and Stainsby Mill, Chesterfield, Derbyshire
- Hardy Monument, Weymouth, Dorset
- Hardy's Cottage, Dorchester, Dorset
- Hare Hill, Macclesfield, Cheshire
- Hareshaw Linn, Hexham, Northumberland
- Harestanes Countryside Visitor Centre, Jedburgh, Borders
- Harewood House, Leeds, West Yorkshire
- Harlaxton Manor, Grantham, Lincolnshire
- Harlech Castle, Harlech, North Wales
- Harleston Museum, Harleston, Norfolk
- Harley Gallery, Worksop, Nottinghamshire
- Harlyn Bay, Padstow, Cornwall
- Harmony Garden, Melrose, Borders
- Harris Museum and Art Gallery, Preston, Lancashire
- Harrold-Odell Country Park, Bedford, Bedfordshire
- Harrow Museum and Heritage Centre, Harrow, London
- Harrow School Old Speech Room Gallery, Harrow, London
- Harrow School Tours, Harrow, London
- Harry Potter London Bus Tour, Temple Place, London
- Harry Potter Walk Tour, Westminster, London
- Harthope Valley, Wooler, Northumberland
- Hartland Abbey, Bideford, Devon
- Hartland Quay Museum, Bideford, Devon
- Hartlebury Common, Stourport-on-Severn, Worcestershire
- Hartlepool Art Gallery, Hartlepool, County Durham
- Hartlepool Historic Quay, Hartlepool, Cleveland and Teesside
- Hartshill Hayes Country Park, Nuneaton, Warwickshire
- Hartsholme Country Park, Lincoln, Lincolnshire
- Harvard House, Stratford-upon-Avon, Warwickshire
- Harvey & Son (Lewes) Ltd , Lewes, Sussex
- Harvington Hall, Kidderminster, Worcestershire
- Harwich Lifeboat Museum, Harwich, Essex
- Harwich Maritime Museum, Harwich, Essex
- Harwich Redoubt Fort, Harwich, Essex
- Haslemere Educational Museum, Haslemere, Surrey
- Hastings Castle and 1066 Story, Hastings, Sussex
- Hastings Museum and Art Gallery, Hastings, Sussex
- Hat Works, Stockport, Greater Manchester
- Hatchlands Park, Guildford, Surrey
- Hatfield Forest, Bishops Stortford, Hertfordshire
- Hatfield House & Gardens, Hatfield, Hertfordshire
- Hatton Country World, Warwick, Warwickshire
- Hatton Gallery, Newcastle upon Tyne, Tyne and Wear
- Haughley Park, Stowmarket, Suffolk
- Haughmond Abbey, Shrewsbury, Shropshire
- Hauxley Nature Reserve and Visitor Centre, Amble, Northumberland
- Havant Museum, Havant, Hampshire
- Haverfordwest Priory, Haverfordwest, West Wales
- Haverhill and District Local History Centre, Haverhill, Suffolk
- Haverigg Beach, Millom, Cumbria
- Hawford Dovecote, Worcester, Worcestershire
- Hawk Conservancy and Country Park, Andover, Hampshire
- Hawkins Falconry, Shrewsbury, Shropshire
- Hawkshead Courthouse, Ambleside, Cumbria
- Hawkshead Grammar School, Ambleside, Cumbria
- Hawkstone Hall and Gardens, Shrewsbury, Shropshire
- Hawkwood College, Stroud, Gloucestershire
- Haworth Art Gallery, Accrington, Lancashire
- Hawthorn's Urban Wildlife Centre, Southampton, Hampshire
- Haxted Watermill Riverside Brasserie and Bar, Edenbridge, Kent
- Haynes International Motor Museum, Yeovil, Somerset
- Haysden Country Park, Tonbridge, Kent
- Hayward Gallery, Waterloo, London
- Hazel Smith Gallery, Richmond, North Yorkshire
- Hazelbury Manor Gardens, Corsham, Wiltshire
- HDRA Gardens, Saffron Walden, Essex
- Head of Steam, Darlington, County Durham
- Headhunters Barbers Shop & Railway Museum, Enniskillen, County Fermanagh
- Headley Mill, Bordon, Hampshire
- Heads of Ayr Park, Ayr, Ayrshire and Arran
- Heage Windmill, Belper, Derbyshire
- Heale Garden, Salisbury, Wiltshire
- Heanor and District Heritage Centre, Heanor, Derbyshire
- Heatherslaw Cornmill, Cornhill-on-Tweed, Northumberland
- Heaton Cooper Studio, Grasmere, Cumbria
- Heaton Hall, Manchester, Greater Manchester
- Heaven Farm Museum, Stable Tearooms and Nature Trail, Uckfield, Sussex
- Heckington Station & Railway Museum, Sleaford, Lincolnshire
- Heckington Windmill, Sleaford, Lincolnshire
- Heddon-on-the-Wall Hadrian's Wall, Heddon-on-the-Wall, Northumberland
- Hedgehog Hospital & British Wildlife Garden Centre, Newton Abbot, Devon
- Hedingham Castle, Halstead, Essex
- Heights of Abraham Cable Cars, Caverns & Hilltop Park, Matlock Bath, Derbyshire
- Helen of Ranworth (Boat Trip), Norwich, Norfolk
- Helena Thompson Museum, Workington, Cumbria
- Helicopter Museum (The), Weston-super-Mare, Somerset
- Heliopter/Fixed Wing Lessons, Castletown, Isle of Man
- Hellen's Mansion, Ledbury, Herefordshire
- Hellfire Caves, West Wycombe, Buckinghamshire
- Helmingham Hall Gardens, Helmingham, Suffolk
- Helmshore Mills Textile Museum, Rossendale, Lancashire
- Helmsley Castle, Helmsley, North Yorkshire
- Helmsley Walled Garden, York, North Yorkshire
- Helter Skelter Children's Activity Centre, Broadstairs, Kent
- Hemerdon House, Plymouth, Devon
- Hemsted Forest Country Park, Cranbrook, Kent
- Hemsworth Water Park and Playworld, Pontefract, West Yorkshire
- Hemyock Castle, Cullompton, Devon
- Henblas Country Park, Bodorgan, North Wales
- Henfield Museum, Henfield, Sussex
- Hengrave Hall, Bury St Edmunds, Suffolk
- Henley Balloons, Henley-on-Thames, Oxfordshire
- Henley-in-Arden Heritage Centre, Henley In Arden, Warwickshire
- Henrietta Park and King George V Memorial Garden, Bath, Bath
- Henry Blogg Museum, Cromer, Norfolk
- Henry Moore Foundation, Much Hadham, Hertfordshire
- Henry Moore Institute, Leeds, West Yorkshire
- Henry Ramey Upcher Lifeboat Museum, Sheringham, Norfolk
- Henry VII Experience, York, North Yorkshire
- Henry Watson Potteries, Wattisfield, Suffolk
- Heptonstall Museum, Hebden Bridge, West Yorkshire
- Herb Farm and Saxon Maze, Reading, Berkshire
- Herb Garden, Ely, Cambridgeshire
- Herb Garden, Chesterfield, Derbyshire
- Herbert Art Gallery and Museum, Coventry, West Midlands
- Hereford Cathedral, Hereford, Herefordshire
- Hereford Museum and Art Gallery, Hereford, Herefordshire
- Herefordshire Regimental Museum, Hereford, Herefordshire
- Hergest Croft Gardens, Kington, Herefordshire
- Heriot-Watt University, Edinburgh, Edinburgh and the Lothians
- Heritage Centre, Canvey Island, Essex
- Heritage Centre, Hexham, Northumberland
- Heritage Centre, Macclesfield, Cheshire
- Heritage Workshop Centre, Lowestoft, Suffolk
- Hermaness National Nature Reserve, Unst, Shetland Isles
- Hermitage Castle, Hawick, Borders
- Hermitage Rooms, Strand, London
- Herne Bay Museum and Gallery, Herne Bay, Kent
- Herne Windmill, Herne Bay, Kent
- Heron Corn Mill & Museum of Papermaking, Beetham, Cumbria
- Heronsbrook Golf and Fishing Retreat, Narberth, West Wales
- Herringfleet Marshmill, Lowestoft, Suffolk
- Herterton House Garden Nursery, Morpeth, Northumberland
- Hertford Castle, Hertford, Hertfordshire
- Hertford Museum, Hertford, Hertfordshire
- Heskin Hall, Chorley, Lancashire
- Hestercombe Gardens, Taunton, Somerset
- Hever Castle and Gardens, Edenbridge, Kent
- Hex in the Harvest, Blackburn, Lancashire
- Hexham Abbey, Hexham, Northumberland
- Hexham Moothall and Gallery, Hexham, Northumberland
- Hexham Old Gaol, Hexham, Northumberland
- Hidcote Manor Garden, Chipping Campden, Gloucestershire
- Hidden Spring Vineyard and Orchard, Heathfield, Sussex
- High Beeches Woodland & Water Gardens, Haywards Heath, Sussex
- High Cross House, Totnes, Devon
- High Force Waterfall, Barnard Castle, County Durham
- High Lodge Forest Centre, Brandon, Suffolk
- High Moorland Visitor Centre, Yelverton, Devon
- High Peak Trail, Middleton by Wirksworth, Derbyshire
- High Rocks, Tunbridge Wells, Kent
- High Ropes Adventure, Market Rasen, Lincolnshire
- High Salvington Windmill, Worthing, Sussex
- High Woods Country Park, Colchester, Essex
- Highclere Castle and Gardens, Newbury, Berkshire
- Highcliffe Castle, Highcliffe, Dorset
- Highdown Gardens, Worthing, Sussex
- Highdown Vineyard, Worthing, Sussex
- Highgate Cemetery, Highgate, London
- Highland Folk Museum, Newtonmore, Highlands
- Highland Heathers, Crieff, Perthshire
- Highland Museum of Childhood, Strathpeffer, Highlands
- Highland Park Distillery, Kirkwall, Orkneys
- Highland Wildlife Park, Kingussie, Highlands
- Hill House (The), Helensburgh, Glasgow
- Hill of Tarvit Mansion House & Garden, Cupar, Fife
- Hill Top, Ambleside, Cumbria
- Hillside Animal Sanctuary, Cromer, Norfolk
- Hillside Animal Sanctuary, Norwich, Norfolk
- Hilton of Cadboll Chapel, Hilton, Grampian
- Himley Hall & Park, Dudley, West Midlands
- Hinchingbrooke Country Park, Huntingdon, Cambridgeshire
- Hinckley and District Museum, Hinckley, Leicestershire
- Hinton Ampner Garden, Alresford, Hampshire
- Hirsel Country Park, Coldstream, Borders
- Historic Dockyard Chatham (The), Chatham, Kent
- Historic Hartpury and Bee Shelter, Hartpury, Gloucestershire
- History Shop, Wigan, Lancashire
- History Walkers, Margate, Kent
- Hitchin Museum and Art Gallery, Hitchin, Hertfordshire
- HM Customs and Excise National Museum, Liverpool, Merseyside
- HMS Belfast, London Bridge, London
- HMS Ganges Association Museum, Ipswich, Suffolk
- HMS Trincomalee, Hartlepool, County Durham
- Hob Hurst's House, Matlock, Derbyshire
- Hobbies Museum of Fretwork and Craft Centre, Dereham, Norfolk
- Hobbs of Henley, Henley-on-Thames, Oxfordshire
- Hockley Woods, Rayleigh, Essex
- Hodnet Hall Gardens, Market Drayton, Shropshire
- Hodsock Priory Gardens, Worksop, Nottinghamshire
- Hogarth's House, Chiswick, London
- Hoghton Tower, Preston, Lancashire
- Hogs Back Brewery Limited, Farnham, Surrey
- Holburne Museum of Art, Bath, Bath
- Holdenby House, Gardens & Falconry Centre, Northampton, Northamptonshire
- Holker Hall & Gardens, Cark in Cartmel, Cumbria
- Holkham Hall, Wells-Next-The-Sea, Norfolk
- Holland Haven Country Park, Clacton-on-Sea, Essex
- Hollies Botanical Garden, Leeds, West Yorkshire
- Hollingworth Lake Country Park, Littleborough, Lancashire
- Holly Gate Cactus Garden and Nursery, Ashington, Sussex
- Hollycombe Steam Collection, Liphook, Hampshire
- Hollytrees Museum, Colchester, Essex
- Holme Bird Observatory Reserve, Hunstanton, Norfolk
- Holme Pierrepont Hall, Nottingham, Nottinghamshire
- Holmston Hall Olde Barn, Tarporley, Cheshire
- Holmwood House, Cathcart, Glasgow
- Holst Birthplace Museum, Cheltenham, Gloucestershire
- Holsworthy Museum, Holsworthy, Devon
- Holt Castle, Worcester, Worcestershire
- Holt Country Park, Holt, Norfolk
- Holton Saint Peter Postmill, Halesworth, Suffolk
- Holyrood Abbey and Abbey Strand, Edinburgh, Edinburgh and the Lothians
- Holyrood Park, Edinburgh, Edinburgh and the Lothians
- Holywell Bay Fun Park, Newquay, Cornwall
- Home of Rest for Horses, Princes Risborough, Buckinghamshire
- Home of Rest for Old Horses, Douglas, Isle of Man
- Homes of Football, Ambleside, Cumbria
- Honey Farm, Scarborough, North Yorkshire
- Honeywood Heritage Centre, Carshalton, Surrey
- Honington Hall, Shipston-on-Stour, Warwickshire
- Honister Slate Mine, Keswick, Cumbria
- Honourable Artillery Company Museum, Clerkenwell, London
- Hoo Farm Animal Kingdom, Telford, Shropshire
- Hood and Broomfield Fine Art, Newcastle-under-Lyme, Staffordshire
- Hook Norton Brewery Visitor Centre, Banbury, Oxfordshire
- Hop Farm, Maidstone, Kent
- Hope Cove, Salcombe, Devon
- Hopetoun House, South Queensferry, Edinburgh and the Lothians
- Hopewell Colliery Museum, Coleford, Gloucestershire
- Hopton Court, Kidderminster, Worcestershire
- Horniman Museum & Gardens, Forest Hill, London
- Hornsbury Mill, Chard, Somerset
- Hornsea Museum, Hornsea, East Yorkshire
- Horse and Groom Hotel, Great Yarmouth, Norfolk
- Horse Guards Parade, Whitehall, London
- Horse Trams, Douglas, Isle of Man
- Horse World, Market Rasen, Lincolnshire
- Horses and Ponies Protection Association, Burnley, Lancashire
- Horses Health Farm, Settle, North Yorkshire
- HorseWorld (Bristol), Whitchurch, Bristol
- Horsey Windpump, Great Yarmouth, Norfolk
- Horsforth Village Museum, Leeds, West Yorkshire
- Horsham Museum, Horsham, Sussex
- Horticultural Centre, Burton, Staffordshire
- Horton Court, Horton, Bristol
- Horwich Heritage Centre, Bolton, Lancashire
- Hospital of St Cross (The), Winchester, Hampshire
- Hough Mill, Leicester, Leicestershire
- Houghall College, Durham, County Durham
- Houghton Hall, Kings Lynn, Norfolk
- Houghton House, Bedford, Bedfordshire
- Houghton Lodge Gardens and Hydroponicum, Stockbridge, Hampshire
- Houghton Mill, Houghton, Cambridgeshire
- Hound Tor Deserted Medieval Village, Newton Abbot, Devon
- House for an Art Lover, Glasgow, Glasgow
- House Mill, Bromley-by-Bow, London
- House of Dun, Montrose, Angus and Dundee
- House of Hardy Museum and Country Store, Alnwick, Northumberland
- House of Manannan, Peel, Isle of Man
- House of St Barnabas-in-Soho, Soho, London
- House of the Binns, Linlithgow, Edinburgh and the Lothians
- House of the Tailor of Gloucester, Gloucester, Gloucestershire
- House on Crutches Museum, Bishops Castle, Shropshire
- House on the Hill Toy Museum, Stansted, Essex
- Household Cavalry Museum, Windsor, Berkshire
- Household Cavalry Museum, Whitehall, London
- Houses of Parliament Public Galleries, Westminster, London
- Housesteads Roman Fort, Hexham, Northumberland
- Hove Museum and Art Gallery, Hove, Sussex
- Hoveton Hall Gardens, Norwich, Norfolk
- Hovingham Hall, York, North Yorkshire
- How Caple Court Gardens, Hereford, Herefordshire
- How We Lived Then Museum, Eastbourne, Sussex
- Howden Minster, Goole, East Yorkshire
- Howell Harris Museum, Brecon, Mid Wales
- Howick Hall Gardens, Alnwick, Northumberland
- Howletts Wild Animal Park, Canterbury, Kent
- Howstean Gorge, Harrogate, North Yorkshire
- HP Bulmer Drinks Limited, Hereford, Herefordshire
- Huddersfield Art Gallery, Huddersfield, West Yorkshire
- Huddersfield Canal Society, Ashton-under-Lyne, Greater Manchester
- Hugh Miller's Cottage, Cromarty, Highlands
- Hughenden Manor, High Wycombe, Buckinghamshire
- HULA Animal Rescue: South Midlands Animal Sanctuary, Milton Keynes, Bedfordshire
- Hull & East Riding Museum, Hull, East Yorkshire
- Hulne Park, Alnwick, Northumberland
- Humber Bridge Country Park Local Nature Reserve, Hessle, East Yorkshire
- Humber Estuary Discovery Centre, Cleethorpes, Lincolnshire
- Hunstanton Sea Life Sanctuary, Hunstanton, Norfolk
- Hunterian Art Gallery, Glasgow, Glasgow
- Hunterian Museum, Covent Garden, London
- Huntingdon War Museum, Huntingdon, Cambridgeshire
- Huntingtower Castle, Perth, Perthshire
- Huntly Castle, Huntly, Grampian
- Hurlers Stone Circle, Liskeard, Cornwall
- Hurst Castle, Lymington, Hampshire
- Hutchesons' Hall, Glasgow, Glasgow
- Hutton in the Forest, Penrith, Cumbria
- Huxleys Experience, Horsham, Sussex
- Hylands House, Chelmsford, Essex
- Hythe Local History Room, Hythe, Kent
- Iceni Brewery, Thetford, Norfolk
- Iceni Village and Museums, Swaffham, Norfolk
- Ickworth House, Park and Gardens, Bury St Edmunds, Suffolk
- Iden Croft Herbs, Tonbridge, Kent
- Ifield Watermill, Crawley, Sussex
- Ightham Mote, Sevenoaks, Kent
- Ikon Gallery, Birmingham, West Midlands
- Ilam Park, Ashbourne, Derbyshire
- Ilchester Museum, Yeovil, Somerset
- Ilfracombe Aquarium, Ilfracombe, Devon
- Ilfracombe Museum, Ilfracombe, Devon
- Ilkley Tarn, Ilkley, West Yorkshire
- ILPH Penny Farm, Peel, Lancashire
- IMAX Bradford, Bradford, West Yorkshire
- Immingham Museum, Immingham, Lincolnshire
- Imperial War Museum, Waterloo, London
- Imperial War Museum Duxford, Cambridge, Cambridgeshire
- Imperial War Museum North, Manchester, Greater Manchester
- Impressions Gallery of Photography, York, North Yorkshire
- Inchcolm Abbey, Inchcolm, Fife
- Inchmahome Priory, Stirling, Stirlingshire
- Indian Chief Cruises, Towcester, Northamptonshire
- Ingatestone Hall, Ingatestone, Essex
- Ingleborough Show Cave, Clapham, North Yorkshire
- Inigo Jones Slate Works, Caernarfon, North Wales
- Innerpeffray Chapel, Crieff, Perthshire
- Innisidgen Lower and Upper Burial Chambers, St Marys, Isles of Scilly
- Inns of Court and City Yeomanry Museum, Covent Garden, London
- Inshriach Nursery, Aviemore, Highlands
- Inspire Discovery Centre, Norwich, Norfolk
- Inspired by … Gallery, Whitby, North Yorkshire
- INTECH, Winchester, Hampshire
- International Centre for Birds of Prey, Newent, Gloucestershire
- International Garden Cities Exhibition, Letchworth Garden City, Hertfordshire
- Inveraray Bell Tower, Inveraray, Argyll
- Inveraray Castle, Inveraray, Argyll
- Inveraray Jail, Inveraray, Argyll
- Inveresk Lodge Garden, Musselburgh, Edinburgh and the Lothians
- Inverewe Garden, Poolewe, Highlands
- Inverlochy Castle, Fort William, Highlands
- Iona Abbey, Isle of Iona, Argyll
- Iona House Gallery, Woodstock, Oxfordshire
- Ipswich Museum, Ipswich, Suffolk
- Ipswich Transport Museum, Ipswich, Suffolk
- Ipswich Unitarian Meeting House, Ipswich, Suffolk
- Irchester Country Park, Wellingborough, Northamptonshire
- Irchester Narrow-gauge Railway Museum, Wellingborough, Northamptonshire
- Ironbridge Gorge Museums, Telford, Shropshire
- Irwell Sculpture Trail, Bury, Lancashire
- Island Encounter Wildlife Safaris, Aros, Isle of Mull
- Island Hall, Huntingdon, Cambridgeshire
- Island Planetarium at Fort Victoria Country Park, Yarmouth, Isle of Wight
- Isle of Arran Distillery, Lochranza, Ayrshire and Arran
- Isle of Man Steam Railway, Douglas, Isle of Man
- Isle of Mull Landrover Wildlife Expeditions, Ulva Ferry, Isle of Mull
- Isle of Wight Donkey Sanctuary, Ventnor, Isle of Wight
- Isle of Wight Speedway, Ryde, Isle of Wight
- Isle of Wight Steam Railway, Ryde, Isle of Wight
- Isle of Wight Zoo, Home of the Tiger Sanctuary and Lemurland, Sandown, Isle of Wight
- Isleham Priory Church, Ely, Cambridgeshire
- Isles of Scilly Museum, St Marys, Isles of Scilly
- Isles of Scilly Steamship Company Limited, Penzance, Cornwall
- Itchen Valley Country Park, Southampton, Hampshire
- Ivy Croft Garden & Nursery, Leominster, Herefordshire
- Izaak Walton's Cottage, Stone, Staffordshire
- Jack and Jill Windmills, Hassocks, Sussex
- Jack the Ripper Tour, Liverpool Street, London
- Jamaica Inn & Museums, Launceston, Cornwall
- James Hogg Exhibition, Selkirk, Borders
- James White/Big Tom Drink Co, Ipswich, Suffolk
- Jane Austen Centre, Bath, Bath
- Jane Austen Memorial Trust, Alton, Hampshire
- Jane Welsh Carlyle Museum, Haddington, Edinburgh and the Lothians
- Jans Plants, Cornhill-on-Tweed, Northumberland
- Japanese Gallery Islington, Islington, London
- Japanese Gallery Kensington, Kensington, London
- Jarlshof Prehistoric and Norse Settlement, Sumburgh, Shetland Isles
- Jed Forest Deer and Farm Park, Jedburgh, Borders
- Jedburgh Abbey, Jedburgh, Borders
- Jenner Museum, Berkeley, Gloucestershire
- Jennings Brothers plc, Cockermouth, Cumbria
- Jephson Gardens, Leamington Spa, Warwickshire
- Jerome K Jerome Birthplace Museum, Walsall, West Midlands
- Jersey Archive, St Helier, Jersey
- Jersey Lavender Farm, St Brelade, Jersey
- Jersey Museum, St Helier, Jersey
- Jersey Zoo / Durrell Wildlife Conservation Trust, Trinity, Jersey
- Jervaulx Abbey, Ripon, North Yorkshire
- Jewel Tower, Westminster, London
- Jewish Military Museum and Memorial Room, Stamford Hill, London
- Jewish Museum, Camden, London
- Jewish Museum, Camden, London
- Jewry Wall Museum, Leicester, Leicestershire
- Jews' Court, Lincoln, Lincolnshire
- Jim Clark Room (The), Duns, Borders
- Jimmy's Farm, Wherstead, Suffolk
- Jodrell Bank Discovery Centre, Macclesfield, Cheshire
- Joe Crow's Playstacks, Northwich, Cheshire
- Joe Daisy Studio, Reading, Berkshire
- Joes Pond, Houghton le Spring, County Durham
- John Bunyan Museum, Bedford, Bedfordshire
- John Clare Cottage & Heritage Centre, Peterborough, Cambridgeshire
- John Dony Field Centre, Luton, Bedfordshire
- John Hansard Gallery, Highfield, Hampshire
- John Jarrold Printing Museum, Norwich, Norfolk
- John King Workshop Museum, Nottingham, Nottinghamshire
- John Moore Countryside Museum, Tewkesbury, Gloucestershire
- John Russell Gallery, Ipswich, Suffolk
- John Rylands University Library (Special Collection), Manchester, Greater Manchester
- John Smiths Ltd, Tadcaster, North Yorkshire
- Jordan Hill Roman Temple, Weymouth, Dorset
- Jordans Quaker Meeting House, Beaconsfield, Buckinghamshire
- JORVIK: The Viking City, York, North Yorkshire
- Joyland, Great Yarmouth, Norfolk
- Jubilee Gardens, Thornton Cleveleys, Lancashire
- Jubilee Wood, Loughborough, Leicestershire
- Judge's Lodgings, Lancaster, Lancashire
- Julian's Bower, Scunthorpe, Lincolnshire
- Jumbles Country Park, Bolton, Lancashire
- Jungle Kids, Dundee, Angus and Dundee
- Jura Distillery, Isle of Jura, Argyll
- Jura House Walled Garden & Grounds, Isle of jura, Argyll
- K's Entertainment Centre, Minehead, Somerset
- Kailzie Gardens, Peebles, Borders
- Keats House, Hampstead, London
- Kedleston Hall and Park, Derby, Derbyshire
- Keep Military Museum, Dorchester, Dorset
- Kegworth Museum, Kegworth, Derbyshire
- Keighley and Worth Valley Railway, Keighley, West Yorkshire
- Keith Harding's World of Mechanical Music, Northleach, Gloucestershire
- Kelburn Castle and Country Centre, Fairlie, Ayrshire and Arran
- Kelham Island Museum, Sheffield, South Yorkshire
- Kellie Castle & Garden, Pittenweem, Fife
- Kelmarsh Hall, Northampton, Northamptonshire
- Kelmscott Manor, Lechlade, Gloucestershire
- Kelso Abbey, Kelso, Borders
- Kelvedon Hatch Secret Nuclear Bunker, Brentwood, Essex
- Kelvingrove Art Gallery, Glasgow, Glasgow
- Kelways Plant Centre and Cottage Garden, Langport, Somerset
- Kempton Great Engines, Feltham, London
- Kenchester Water Gardens, Hereford, Herefordshire
- Kendal Museum, Kendal, Cumbria
- Kendal Reptiles, Kendal, Cumbria
- Kenilworth Castle, Kenilworth, Warwickshire
- Kennet and Avon Canal Boat Trips, Bradford-on-Avon, Wiltshire
- Kennet and Avon Canal Museum, Devizes, Wiltshire
- Kennet Horse Boat Co. Ltd, Newbury, Berkshire
- Kensal Green (All Souls) Cemetery, North Kensington, London
- Kensington Palace, Kensington, London
- Kent & East Sussex Railway, Tenterden, Kent
- Kent Battle of Britain Museum, Folkestone, Kent
- Kent Life, Maidstone, Kent
- Kentchurch Court, Hereford, Herefordshire
- Kents Cavern Showcaves, Torquay, Devon
- Kentwell Hall, Long Melford, Suffolk
- Kenwood House (The Iveagh Bequest), Hampstead, London
- Kerr's Miniature Railway, Arbroath, Angus and Dundee
- Kessingland Beach, Kessingland, Suffolk
- Keswick Museum and Art Gallery, Keswick, Cumbria
- Keswick-on-Derwentwater Launch Co Ltd, Keswick, Cumbria
- Kettle's Yard, Cambridge, Cambridgeshire
- Kew Gardens (Royal Botanic Gardens), Kew, Surrey
- Kew Palace, Richmond Upon Thames, Surrey
- Key Ferry Cruises & River Trips, Peterborough, Cambridgeshire
- Keyhaven and Pennington Marshes, Lymington, Hampshire
- Kickers Kingdom, Eastleigh, Hampshire
- Kids Kingdom, Southend-on-Sea, Essex
- Kids Kingdom Ltd, St Austell, Cornwall
- Kids Play, Bury St Edmunds, Suffolk
- Kidwelly Castle, Kidwelly, West Wales
- Kidz Combat Adventures Ltd, Chippenham, Wiltshire
- Kielder Castle Forest Park Centre, Hexham, Northumberland
- Kielder Observatory, Hexham, Northumberland
- Kielder Water Birds of Prey Centre, Hexham, Northumberland
- Kielder Water Cruises, Hexham, Northumberland
- Kiftsgate Court Garden, Chipping Campden, Gloucestershire
- Kilchoman Distillery, Bruichladdich, Isle of Islay
- Kilchurn Castle, Dalmally, Argyll
- Kildrummy Castle, Alford, Grampian
- Kildrummy Castle Garden, Alford, Grampian
- Kilkenny Viewpoint and Nature Reserve, Cheltenham, Gloucestershire
- Killarney Springs Conservation, Adventure and Leisure Park, Bude, Cornwall
- Killerton House and Garden, Exeter, Devon
- Killhope Lead Mining Museum, Cowshill, County Durham
- Killiecrankie Visitor Centre, Pitlochry, Perthshire
- Kilmory Castle Gardens, Lochgilphead, Argyll
- Kilmory Knap Chapel, Knapdale, Argyll
- Kilmun Arboretum, Aberfoyle, Stirlingshire
- Kiloran Gardens, Isle of Colonsay, Argyll
- Kilwinning Abbey, Kilwinning, Ayrshire and Arran
- Kimberley (Boat Trip), Bridlington, East Yorkshire
- Kimbolton Castle, Huntingdon, Cambridgeshire
- Kinderland 2002 Ltd, Scarborough, North Yorkshire
- King Arthur Great Halls, Tintagel, Cornwall
- King Arthur's Labyrinth, Machynlleth, Mid Wales
- King Arthur's Round Table, Penrith, Cumbria
- King Charles Castle, Tresco, Isles of Scilly
- King Doniert's Stone, Liskeard, Cornwall
- King Edwards Beach, Tynemouth, Tyne and Wear
- King John's House, Tudor Cottage and Visitor Centre, Romsey, Hampshire
- King John's Hunting Lodge, Axbridge, Somerset
- King's Head, Aylesbury, Buckinghamshire
- King's Manor, York, North Yorkshire
- Kingfisher Cruises, Ross-on-Wye, Herefordshire
- Kinghorn Beach, Burntisland, Fife
- Kingley Vale National Nature Reserve, Chichester, Sussex
- Kings College, Cambridge, Cambridgeshire
- Kings Heath Park, Birmingham, West Midlands
- Kings Royal Hussars Museum in Winchester, Winchester, Hampshire
- Kings Weston Roman Villa, Lawrence Weston, Bristol
- Kingsbarns Beach, Kingsbarns, Fife
- Kingsbury Water Park, Sutton Coldfield, West Midlands
- Kingsbury Watermill, St Albans, Hertfordshire
- Kingsford Country Park, Kidderminster, Worcestershire
- Kingshaugh Camp: Ancient Monument and House, Newark, Nottinghamshire
- Kingshill House, Dursley, Gloucestershire
- Kingston Bagpuize House, Abingdon, Oxfordshire
- Kingston Lacy, Wimborne, Dorset
- Kingston Maurward Gardens and Animal Park, Dorchester, Dorset
- Kingston Russell Stone Circle, Weymouth, Dorset
- Kingston upon Thames Museum and Heritage Service, Kingston upon Thames, Surrey
- Kingswood Abbey Gatehouse, Wotton-under-Edge, Gloucestershire
- Kinkell Church, Inverurie, Grampian
- Kinlochlaich Gardens, Appin, Argyll
- Kinmel Bay, Rhyl, North Wales
- Kinneil House, Bo'ness, Edinburgh and the Lothians
- Kinnersley Castle, Kinnersley, Herefordshire
- Kinross House & Gardens, Kinross, Perthshire
- Kinwarton Dovecote, Alcester, Warwickshire
- Kiplin Hall, Richmond, North Yorkshire
- Kipper Museum, Peel, Isle of Man
- Kirby Hall, Corby, Northamptonshire
- Kirby Muxloe Castle, Leicester, Leicestershire
- Kirkaldy Testing Museum, Southwark, London
- Kirkham House, Paignton, Devon
- Kirkham Priory, York, North Yorkshire
- Kirkleatham Museum, Redcar, Cleveland and Teesside
- Kirkleatham Owl Centre, Redcar, Cleveland and Teesside
- Kirklees Light Railway, Huddersfield, West Yorkshire
- Kirkley Hall Gardens, Newcastle upon Tyne, Tyne and Wear
- Kirkstall Abbey, Leeds, West Yorkshire
- Kirroughtree Visitor Centre, Newton Stewart, Dumfries and Galloway
- Kisimul Castle, Isle of Barra, Western Isles
- Kit Hill Country Park, Callington, Cornwall
- Kittiwake Gallery & Artists Workshop, Eyemouth, Borders
- Knapp and Papermill Nature Reserve, Worcester, Worcestershire
- Knaresborough Castle & Courthouse Museum, Knaresborough, North Yorkshire
- Knebworth House, Gardens & Park, Knebworth, Hertfordshire
- Knettishall Heath Country Park, Knettishall, Suffolk
- Knightshayes Court, Tiverton, Devon
- Knockhatch Adventure Park, Hailsham, Sussex
- Knockhatch Adventure Park, Hailsham, Sussex
- Knole, Sevenoaks, Kent
- Knoll Gardens, Wimborne, Dorset
- Knowsley Hall, Prescot, Merseyside
- Knowsley Safari Park, Prescot, Merseyside
- Knutsford Heritage Centre, Knutsford, Cheshire
- Kool Kidz, Attleborough, Norfolk
- Kursaal, Southend-on-Sea, Essex
- Kyre Park Garden, Tenbury Wells, Worcestershire
- L'Eree Beach, Guernsey
- L. Ron Hubbard House, West End, London
- La Hougue Bie, St Saviour, Jersey
- La Mare Vineyards and Distillery, St Mary, Jersey
- La Valette Underground Military Museum, St Peter Port, Guernsey
- Laburnum Ceramics Gallery, Penrith, Cumbria
- Lace Centre (The), Nottingham, Nottinghamshire
- Lacey Green Windmill, Princes Risborough, Buckinghamshire
- Lackham Countryside Park, Chippenham, Wiltshire
- Lacock Abbey, Fox Talbot Museum & Village, Lacock, Wiltshire
- Lady Florence River Cruises, Woodbridge, Suffolk
- Lady Lever Art Gallery, Wirral, Merseyside
- Lady Waterford Hall, Berwick-upon-Tweed, Northumberland
- Lady's Well, Morpeth, Northumberland
- Laing Art Gallery, Newcastle upon Tyne, Tyne and Wear
- Lake District Coast Aquarium Maryport, Maryport, Cumbria
- Lake District National Park, Kendal, Cumbria
- Lake District Visitor Centre (The), Windermere, Cumbria
- Lakeland Bird of Prey Centre, Penrith, Cumbria
- Lakeland Equestrian, Windermere, Cumbria
- Lakeland Maze Farm Park, Kendal, Cumbria
- Lakeland Miniature Village, Flookburgh, Cumbria
- Lakeland Motor Museum, Grange-over-Sands, Cumbria
- Lakeland Sheep and Wool Centre, Cockermouth, Cumbria
- Lakeland Wildlife Oasis, Milnthorpe, Cumbria
- Lakeside and Haverthwaite Railway, Ulverston, Cumbria
- Lakeside Country Park, Eastleigh, Hampshire
- Lakeside Leisure Limited, Skegness, Lincolnshire
- Lamb House, Rye, Sussex
- Lamberhurst Vineyard, Lamberhurst, Kent
- Lambert Howarth Factory Shop and Museum, Rossendale, Lancashire
- Lambeth Palace, Lambeth, London
- Lamphey Palace, Pembroke, West Wales
- Lamport Hall and Gardens, Northampton, Northamptonshire
- Lancaster Castle, Lancaster, Lancashire
- Lancaster City Museum, Lancaster, Lancashire
- Lancaster Leisure Park, Lancaster, Lancashire
- Lancaster Maritime Museum, Lancaster, Lancashire
- Land Farm Garden, Hebden Bridge, West Yorkshire
- Land's End, Penzance, Cornwall
- Landguard Fort, Felixstowe, Suffolk
- Landmark Forest Adventure Park, Carrbridge, Highlands
- Lanercost Priory, Brampton, Cumbria
- Langdale Quest, Scarborough, North Yorkshire
- Langdon Hills Country Park, Stanford Le Hope, Essex
- Langdon Visitor Centre and Nature Reserve, Basildon, Essex
- Langland Bay, Swansea, South Wales
- Langley Castle, Hexham, Northumberland
- Langport and River Parrett Visitor Centre, Langport, Somerset
- Lanhydrock House, Lanhydrock, Cornwall
- Lanman Museum, Woodbridge, Suffolk
- Lanternhouse, Ulverston, Cumbria
- Laphroaig Distillery, Port Ellen, Isle of Islay
- Lappa Valley Steam Railway, Newquay, Cornwall
- Lapworth Museum of Geology, Birmingham, West Midlands
- Largs Old Kirk, Largs, Ayrshire and Arran
- Larmer Tree Gardens (The), Salisbury, Wiltshire
- Laser Quest, Manchester, Greater Manchester
- Laser Quest Bournemouth, Bournemouth, Dorset
- LaserHub, Crawley, Sussex
- Laserquest, Carlisle, Cumbria
- Lashenden Air Warfare Museum, Ashford, Kent
- Last of the Summer Wine Exhibition (Compo's House), Huddersfield, West Yorkshire
- Lauderdale Aisle, St Mary’s Church, Haddington, Edinburgh and the Lothians
- Lauderdale House, Highgate, London
- Laugharne Castle, Carmarthen, West Wales
- Launceston Castle, Launceston, Cornwall
- Launceston Steam Railway, Launceston, Cornwall
- Laurel and Hardy Museum, Ulverston, Cumbria
- Laurel Farm Herbs, Saxmundham, Suffolk
- Lauriston Castle, Edinburgh, Edinburgh and the Lothians
- Lavender and Lace, Newport, Isle of Wight
- Lavender Line Preserved Railway, Uckfield, Sussex
- Lavenham Guildhall, Lavenham, Suffolk
- Lavenham Guildhall of Corpus Christi, Sudbury, Suffolk
- Lawrence House Museum, Launceston, Cornwall
- Laxfield and District Museum, Woodbridge, Suffolk
- Layer Marney Tower, Colchester, Essex
- Lazing Saddles, Barnsley, South Yorkshire
- Le Moulin de Quetivel, St Peter, Jersey
- Lea Gardens, Matlock, Derbyshire
- Leach Pottery, St Ives, Cornwall
- Leaplish Waterside Park, Kielder Water, Northumberland
- Leas and Marsden Rock, South Shields, Tyne and Wear
- Leas Lift, Folkestone, Kent
- Leckmelm Shrubbery and Arboretum, Ullapool, Highlands
- Ledbury Heritage Centre, Ledbury, Herefordshire
- Lee Ford Gardens, Budleigh Salterton, Devon
- Lee Valley Boat Centre Ltd, Broxbourne, Hertfordshire
- Lee Valley Nature Reserve, Leyton, London
- Lee Valley Park, Waltham Abbey, Essex
- Leece Museum, Peel, Isle of Man
- Leeds Castle and Gardens, Maidstone, Kent
- Leeds City Art Gallery, Leeds, West Yorkshire
- Leeds Industrial Museum at Armley Mills, Leeds, West Yorkshire
- Leez Priory, Chelmsford, Essex
- Legoland, Windsor, Berkshire
- Legoland Discovery Centre, Manchester, Greater Manchester
- Leicester Cathedral, Leicester, Leicestershire
- Leicester Guildhall, Leicester, Leicestershire
- Leicester Royal Infirmary: History Museum, Leicester, Leicestershire
- Leigh Court Barn, Worcester, Worcestershire
- Leighton Buzzard Railway, Leighton Buzzard, Bedfordshire
- Leighton Hall, Carnforth, Lancashire
- Leighton House Museum, Kensington, London
- Leighton Lady Cruises, Leighton Buzzard, Bedfordshire
- Leighton Moss RSPB Nature Reserve, Carnforth, Lancashire
- Leiston Abbey, Leiston, Suffolk
- Leisure Lakes, Preston, Lancashire
- Leisure Ranch, Weymouth, Dorset
- Leith Hall & Garden, Huntly, Grampian
- Leith Hill, Dorking, Surrey
- Lennoxlove, Haddington, Edinburgh and the Lothians
- Leominster Folk Museum, Leominster, Herefordshire
- Lepe Country Park, Southampton, Hampshire
- Letchworth Museum & Art Gallery, Letchworth Garden City, Hertfordshire
- Letheringsett Watermill, Holt, Norfolk
- Levens Hall, Kendal, Cumbria
- Lewes Castle, Barbican House Museum, Lewes, Sussex
- Lewes Priory, Lewes, Sussex
- Liana (Boat Trip), Beccles, Suffolk
- Lichfield Cathedral, Lichfield, Staffordshire
- Lichfield Heritage Centre, Lichfield, Staffordshire
- Lickey Hills Visitor Centre and Country Park, Birmingham, West Midlands
- Life in a Lens, Matlock Bath, Derbyshire
- Life Science Centre, Newcastle upon Tyne, Tyne and Wear
- Lifeboat Museum, Eastbourne, Sussex
- Lifeboat Station, Skegness, Lincolnshire
- Light Infantry Museum, Winchester, Hampshire
- Lightwater Valley Theme Park and Country Shopping Village, Ripon, North Yorkshire
- Lilleshall Abbey, Newport, Shropshire
- Lillie Art Gallery, Milngavie, Glasgow
- Linacre Reservoirs, Chesterfield, Derbyshire
- Lincluden Collegiate Church, Dumfries, Dumfries and Galloway
- Lincoln Castle, Lincoln, Lincolnshire
- Lincoln Cathedral, Lincoln, Lincolnshire
- Lincoln Guildhall, Lincoln, Lincolnshire
- Lincoln Medieval Bishops' Palace, Lincoln, Lincolnshire
- Lincoln's Inn, Covent Garden, London
- Lincolnshire Aviation Heritage Centre, Spilsby, Lincolnshire
- Lindisfarne Castle, Holy Island, Northumberland
- Lindisfarne Heritage Centre, Holy Island, Northumberland
- Lindisfarne National Nature Reserve, Holy Island, Northumberland
- Lindisfarne Priory and Museum, Holy Island, Northumberland
- Lindsell Art Gallery, Great Dunmow, Essex
- Lingen Nursery and Garden, Bucknell, Shropshire
- Linley Sambourne House, Kensington, London
- Linlithgow Canal Centre, Boat Trips Museum & Tearo, Linlithgow, Edinburgh and the Lothians
- Linlithgow Palace, Linlithgow, Edinburgh and the Lothians
- Linmere Visitor Centre, Northwich, Cheshire
- Linn Botanic Gardens and Nursery, Helensburgh, Glasgow
- Linton Zoo, Linton, Cambridgeshire
- Lion Gallery, Leominster, Herefordshire
- Lion Salt Works, Northwich, Cheshire
- Lion Salt Works Museum, Northwich, Cheshire
- Little Clarendon, Salisbury, Wiltshire
- Little Easton Manor and Barn Theatre, Great Dunmow, Essex
- Little Gems, Cromer, Norfolk
- Little Hall, Sudbury, Suffolk
- Little Hall, Lavenham, Suffolk
- Little Holland House, Carshalton, Surrey
- Little Loft Gallery & Turnery, Trinity, Jersey
- Little Malvern Court, Malvern, Worcestershire
- Little Malvern Priory, Malvern, Worcestershire
- Little Moreton Hall (NT), Congleton, Cheshire
- Little Salkeld Watermill, Penrith, Cumbria
- Liverpool Anglican Cathedral, Liverpool, Merseyside
- Liverpool Museum, Liverpool, Merseyside
- Liverpool Museum & Stadium Tours, Liverpool, Merseyside
- Liverpool Museum Natural History Centre, Liverpool, Merseyside
- Liverpool Planetarium, Liverpool, Merseyside
- Livesey Museum for Children, Peckham, London
- Living Coasts, Torquay, Devon
- Living Legend, St Peter, Jersey
- Living Rainforest, Newbury, Berkshire
- Llanberis Lake Railway, Llanberis, North Wales
- Llancaiach Fawr Manor, Caerphilly, South Wales
- Llandudno Museum, Llandudno, North Wales
- Llanerch Vineyard, Pontyclun, South Wales
- Llanerchaeron, Lampeter, West Wales
- Llangedwyn Mill Craft Workshops, Oswestry, Shropshire
- Llangollen Railway, Llangollen, North Wales
- Llangollen Wharf, Llangollen, North Wales
- Llanthony Priory, Llanfihangel, Mid Wales
- Llanthony Secunda Priory, Gloucester, Gloucestershire
- Llawhaden Castle, Narberth, West Wales
- Llechwedd Slate Caverns, Blaenau Ffestiniog, North Wales
- Llewellyn Alexander Gallery, Waterloo, London
- Lloyd George Museum, Criccieth, North Wales
- Llyn Alaw Visitor Centre, Holyhead, North Wales
- Llyn Brenig Visitor Centre, Corwen, North Wales
- Llyn Llech Owain Country Park, Narberth, West Wales
- Llysyfran Country Park, Haverfordwest, West Wales
- Llywernog Silver & Lead Mines, Aberystwyth, West Wales
- Loch Doon Castle, Dalmellington, Ayrshire and Arran
- Loch Gruinart RSPB Nature Reserve, Bridgend, Isle of Islay
- Loch Leven Castle, Kinross, Perthshire
- Loch Lomond Sea Life Centre, Balloch, Argyll
- Loch Ness Centre, Drumnadrochit, Highlands
- Loch of the Lowes, Dunkeld, Perthshire
- Lochleven Castle, Kinross, Perthshire
- Lochmaben Castle, Lochmaben, Dumfries and Galloway
- Lochranza Castle, Lochranza, Ayrshire and Arran
- Lochwinnoch RSPB Nature Reserve, Lochwinnoch, Glasgow
- Locksmith's House (The), Willenhall, West Midlands
- Loddon Brewery Ltd, Reading, Berkshire
- Lodge Park, Cheltenham, Gloucestershire
- Logan Botanic Garden, Stranraer, Dumfries and Galloway
- Logan Fish Pond Marine Life Centre, Stranraer, Dumfries and Galloway
- Loggerheads Country Park, Mold, North Wales
- Logie Steading Visitor Centre, Forres, Grampian
- London Aquarium, South Bank, London
- London Balloon, Vauxhall, London
- London Bicycle Tours, Waterloo, London
- London Brass Rubbing Centre (The Crypt), Covent Garden, London
- London Bridge Experience, Waterloo, London
- London Canal Museum, Kings Cross, London
- London Dungeon (The), London Bridge, London
- London Fire Brigade Museum, Southwark, London
- London Jewish Museum of Art, St Johns Wood, London
- London Motor Museum, Hayes, London
- London Motorcycle Museum, Greenford, London
- London Museum of Water and Steam, Brentford, London
- London Panorama Open Top Bus Tour, Belgravia, London
- London Sewing Machine Museum, Tooting, London
- London Silver Vaults, Covent Garden, London
- London Wetland Centre, Barnes, London
- London Zoo, Regents Park, London
- London's Roman Amphitheatre, Moorgate, London
- London's Transport Museum, Covent Garden, London
- Long Crendon Courthouse, Aylesbury, Buckinghamshire
- Long Cross Victorian Garden, Port Isaac, Cornwall
- Long Shop Museum, Leiston, Suffolk
- Longdown Activity Farm, Southampton, Hampshire
- Longfarmlington Centre for Plants and Gardens, Morpeth, Northumberland
- Longleat, Warminster, Wiltshire
- Longner Hall, Shrewsbury, Shropshire
- Longniddry Rural Beach, Longniddry, Edinburgh and the Lothians
- Longsands South Beach, Tynemouth, Tyne and Wear
- Longshoreman's Museum, Ventnor, Isle of Wight
- Longstone Heritage Centre, St Marys, Isles of Scilly
- Longthorpe Tower, Peterborough, Cambridgeshire
- Longton Brickcroft Nature Reserve and Visitor Centre, Preston, Lancashire
- Longtown Castle (ruin), Hereford, Herefordshire
- Lonscale Sheepdogs and Farm Visits, Keswick, Cumbria
- Look & Sea! Visitor Centre, Littlehampton, Sussex
- Look Out Discovery Centre, Bracknell, Berkshire
- Lord Leycester Hospital, Warwick, Warwickshire
- Lord's Tour, St Johns Wood, London
- Loseley Park, Guildford, Surrey
- Lost Gallery, Strathdon, Highlands
- Lost Gardens of Heligan, St Austell, Cornwall
- Lotherton Bird Garden & Estate, Leeds, West Yorkshire
- Lotherton Estate & Gardens, Leeds, West Yorkshire
- Loudoun Castle Theme Park, Kilmarnock, Ayrshire and Arran
- Lough Neagh Discovery Centre, Craigavon, County Armagh
- Louis Tussauds House of Wax, Great Yarmouth, Norfolk
- Low Barns Nature Reserve and Visitor Centre, Bishop Auckland, County Durham
- Low Mill, Leyburn, North Yorkshire
- Low Newton Beach, Alnwick, Northumberland
- Low Park Museum, Hamilton, Lanarkshire
- Lower Test Wildlife Reserve, Southampton, Hampshire
- Lowes Court Gallery and Egremont Tourist Information, Egremont, Cumbria
- Lowestoft and East Suffolk Maritime Museum, Lowestoft, Suffolk
- Lowestoft Beach, Lowestoft, Suffolk
- Lowestoft Museum, Lowestoft, Suffolk
- Lowestoft War Memorial Museum, Lowestoft, Suffolk
- Lowewood Museum, Hoddesdon, Hertfordshire
- Lowry (The), Salford, Greater Manchester
- Ludgershall Castle and Cross, Ludgershall, Wiltshire
- Ludlow Castle, Ludlow, Shropshire
- Ludlow Museum, Ludlow, Shropshire
- Lukesland Gardens, Ivybridge, Devon
- Lullingstone Castle, Dartford, Kent
- Lullingstone Roman Villa, Dartford, Kent
- Lulworth Castle, Wareham, Dorset
- Lundy Island, Bideford, Devon
- Lunt Roman Fort, Coventry, West Midlands
- Lurgashall Winery, Petworth, Sussex
- Luton Museum and Gallery, Luton, Bedfordshire
- Lutterworth Museum, Lutterworth, Leicestershire
- Lydd Town Museum, Romney Marsh, Kent
- Lyddington Bede House, Uppingham, Rutland
- Lydford Castle, Banks and Fort, Okehampton, Devon
- Lydford Gorge, Okehampton, Devon
- Lydiard Park, Swindon, Wiltshire
- Lydney Park Gardens, Lydney, Gloucestershire
- Lyme Bay Cider Co. Ltd., Axminster, Devon
- Lyme Park (NT), Disley, Greater Manchester
- Lyme Regis Marine Aquarium and Cobb History, Lyme Regis, Dorset
- Lyme Regis Philpot Museum, Lyme Regis, Dorset
- Lymefield Visitor Centre Tameside Countryside Service, Hyde, Cheshire
- Lyn and Exmoor Museum, Lynton, Devon
- Lyndon Hill Visitor Centre, Egleton, Rutland
- Lynford Arboretum Forestry Commission, Brandon, Suffolk
- Lynn Museum, Kings Lynn, Norfolk
- Lytes Cary Manor, Somerton, Somerset
- Lytham Windmill Museum, Lytham St Annes, Lancashire
- Lyveden New Bield, Oundle, Northamptonshire
- M & Ds Theme Park, Motherwell, Lanarkshire
- M Shed, Bristol, Bristol
- M V Kentish Lady II, Maidstone, Kent
- M V Princess Pocahontas, Gravesend, Kent
- M V Yorkshire Belle, Bridlington, East Yorkshire
- M W Amusement Park, Romney Marsh, Kent
- Mabie Forest, Dumfries, Dumfries and Galloway
- Macallan Glenlivet Distillery, Aberlour, Grampian
- Macclesfield Heritage Centre, Macclesfield, Cheshire
- Macclesfield Museums Trust, Macclesfield, Cheshire
- Macclesfield Riverside Park, Macclesfield, Cheshire
- Macclesfield Silk Museums, Macclesfield, Cheshire
- Macfarlanes Butterfly Centre, Dover, Kent
- Machrihanish Beach, Campbeltown, Argyll
- MacLellan's Castle, Kirkcudbright, Dumfries and Galloway
- Madame Tussauds, Marylebone, London
- Madame Tussauds Blackpool, Blackpool, Lancashire
- Made in Stroud, Stroud, Gloucestershire
- Madhyamaka Buddhist Centre, York, North Yorkshire
- Maeldune Heritage Centre, Maldon, Essex
- Maes Howe, Stenness, Orkneys
- Magazine Gateway, Leicester, Leicestershire
- Magdalen Museum, Skegness, Lincolnshire
- Magical Grounds, Pwllheli, North Wales
- Magna Science Adventure Centre, Rotherham, South Yorkshire
- Magpie Mine, Bakewell, Derbyshire
- Maharajahs Well, Henley-on-Thames, Oxfordshire
- Maiden Castle, Dorchester, Dorset
- Maidstone Millennium River Park, Maidstone, Kent
- Maidstone Museum and Bentlif Art Gallery, Maidstone, Kent
- Main Sands, Margate, Kent
- Maison Dieu, Faversham, Kent
- Maison Dieu, Dover, Kent
- Maister House (NT), Hull, East Yorkshire
- Making It! Discovery Centre, Mansfield, Nottinghamshire
- Maldon and District Agricultural and Domestic Museum, Maldon, Essex
- Maldon District Museum, Maldon, Essex
- Malham Tarn (NT), Settle, North Yorkshire
- Mall Galleries, St James's, London
- Mallaig Heritage Centre, Mallaig, Highlands
- Malleny Garden, Balerno, Edinburgh and the Lothians
- Malmesbury Abbey, Malmesbury, Wiltshire
- Malton Museum, Malton, North Yorkshire
- Malvern Museum, Malvern, Worcestershire
- Manchester Airport Aviation Viewing Park, Manchester, Greater Manchester
- Manchester Art Gallery, Manchester, Greater Manchester
- Manchester Cathedral, Manchester, Greater Manchester
- Manchester Jewish Museum, Manchester, Greater Manchester
- Manchester Museum, Manchester, Greater Manchester
- Manchester United Museum & Tour Centre, Manchester, Greater Manchester
- Manderston, Duns, Borders
- Mangapps Railway Museum, Burnham-on-Crouch, Essex
- Mann Cat Sanctuary, Douglas, Isle of Man
- Manning's Amusement Park, Felixstowe, Suffolk
- Mannington Gardens and Countryside, Norwich, Norfolk
- Manningtree and District Local History Museum, Manningtree, Essex
- Manor Farm (Farm and Museum), Southampton, Hampshire
- Manor Farm Animal Centre and Donkey Sanctuary, Loughborough, Leicestershire
- Manor Farm Country Park, Southampton, Hampshire
- Manor House Art Gallery, Kettering, Northamptonshire
- Manor House Museum, Kettering, Northamptonshire
- Manor House Museum, Ilkley, West Yorkshire
- Manor House Wildlife Park, Tenby, West Wales
- Manorbier Castle, Tenby, West Wales
- Mansfield College, Oxford, Oxfordshire
- Mansfield Museum and Art Gallery, Mansfield, Nottinghamshire
- Mansion House, York, North Yorkshire
- Manx Aviation and Military Museum, Ballasalla, Isle of Man
- Manx Electric Railway, Douglas, Isle of Man
- Manx Museum, Douglas, Isle of Man
- Manx Transportation Museum, Peel, Isle of Man
- Manydown Maize Maze, Basingstoke, Hampshire
- Mapledurham House and Watermill, Reading, Berkshire
- Mapledurham House and Watermill, Mapledurham, Oxfordshire
- Mapperton Gardens, Beaminster, Dorset
- Mar Lodge Estate, Braemar, Grampian
- Marazion Beach, Marazion, Cornwall
- Marble Arch Caves Global Geopark, Florencecourt, County Fermanagh
- Marble Hill House, Twickenham, London
- Marbury Country Park, Northwich, Cheshire
- March and District Museum, March, Cambridgeshire
- Margam Abbey, Port Talbot, South Wales
- Margaret Green Foundation Trust Animal Sanctuary, Wareham, Dorset
- Margate Lifeboat House, Margate, Kent
- Marine Cove, Burnham-on-Sea, Somerset
- Marine House at Beer, Seaton, Devon
- Marine Interpretation Centre, Port Erin, Isle of Man
- Marine Life Centre and Haunted Kingdom, Seahouses, Northumberland
- Marine Visitor Centre, Tobermory, Isle of Mull
- Maritime Exhibition, Kings Lynn, Norfolk
- Maritime Heritage Centre, Bristol, Bristol
- Maritime Museum Hull, Hull, East Yorkshire
- Maritime Museum/Occupation Tapestry Gallery, St Helier, Jersey
- Markenfield Hall, Ripon, North Yorkshire
- Market Bosworth Country Park, Market Bosworth, Leicestershire
- Market House, Stroud, Gloucestershire
- Market House Heritage Centre, Ross on Wye, Herefordshire
- Market Lavington Museum, Devizes, Wiltshire
- Marks Hall, Colchester, Essex
- Marle Place Garden and Gallery, Brenchley, Kent
- Marlipins Museum, Shoreham-by-Sea, Sussex
- Marloes Beach, Milford Haven, West Wales
- Marmion Tower (EH), Ripon, North Yorkshire
- Marsden Moor Estate (NT), Huddersfield, West Yorkshire
- Marsh Farm Country Park, Chelmsford, Essex
- Marshside RSPB Nature Reserve, Southport, Lancashire
- Marston Vale Millennium Country Park, Bedford, Bedfordshire
- Martello Tower No 3 Visitor Centre, Folkestone, Kent
- Martlesham Heath Control Tower Museum, Ipswich, Suffolk
- Martyrs' School, Glasgow, Glasgow
- Marwell Zoological Park, Winchester, Hampshire
- Marwood Hill Gardens, Barnstaple, Devon
- Marx Memorial Library, Clerkenwell, London
- Mary Ann Hepworth (Boat Trip), Whitby, North Yorkshire
- Mary Newman's Cottage, Saltash, Cornwall
- Maryport Maritime Museum, Maryport, Cumbria
- Mar’s Wark, Stirling, Stirlingshire
- Matchams Karting, Ringwood, Hampshire
- Matlock Bath Aquarium and Hologram Gallery, Matlock Bath, Derbyshire
- Matlock Farm Park, Matlock, Derbyshire
- Mattersey Priory, Mattersey, Nottinghamshire
- Maud Foster Windmill, Boston, Lincolnshire
- Maumbury Rings, Dorchester, Dorset
- Mawgan Porth Beach, Newquay, Cornwall
- Max Gate, Dorchester, Dorset
- Maybole Collegiate Church, Maybole, Ayrshire and Arran
- Mayburgh Henge, Penrith, Cumbria
- McLellan Galleries, Glasgow, Glasgow
- McManus Collections Unit, Dundee, Angus and Dundee
- Mead Open Farm, Billington, Bedfordshire
- Meadow Gallery at Burford House, Tenbury Wells, Worcestershire
- Meare Fish House, Glastonbury, Somerset
- Measham Museum, Burton upon Trent, Staffordshire
- Mechanical Music and Doll Collection, Chichester, Sussex
- Mechanical Music Museum and Bygones Trust, Stowmarket, Suffolk
- Medieval Bishops' Palace, Lincoln, Lincolnshire
- Medieval Merchants' House, Southampton, Hampshire
- Medieval Village, Penarth, South Wales
- Meditation Centre and Japanese Garden, Newark, Nottinghamshire
- Megazone, Nottingham, Nottinghamshire
- Megazone Laser Arena, Rayleigh, Essex
- Meigle Sculptured Stone Museum, Meigle, Perthshire
- Meigle Sculptured Stone Museum, Blairgowrie, Perthshire
- Melford Hall, Long Melford, Suffolk
- Mellerstain House & Gardens, Gordon, Borders
- Melrose Abbey, Melrose, Borders
- Melsop Farm Park, Scoulton, Norfolk
- Melton Carnegie Museum, Melton Mowbray, Leicestershire
- Melton Country Park and Visitor Centre, Melton Mowbray, Leicestershire
- Memorial Garden, Winchester, Hampshire
- Menai Strait Cruises, Caernarfon, North Wales
- Menstrie Castle, Menstrie, Stirlingshire
- Meols Hall, Southport, Merseyside
- Meon Valley Vineyard, Southampton, Hampshire
- Mercer Art Gallery, Harrogate, North Yorkshire
- Merchant Adventurers' Hall (The), York, North Yorkshire
- Merchant Taylors Hall, York, North Yorkshire
- Merchant's House Museum, Plymouth, Devon
- Mere Museum, Warminster, Wiltshire
- Merriments Gardens, Etchingham, Sussex
- Merrivale Prehistoric Settlement, Two Bridges, Devon
- Merryweathers, Hailsham, Sussex
- Mersea Island Museum, Colchester, Essex
- Mersea Vineyard, Colchester, Essex
- Mersehead Nature Reserve, Dumfries, Dumfries and Galloway
- Mersey Valley Visitor Centre, Manchester, Greater Manchester
- Merseyside Maritime Museum, Liverpool, Merseyside
- Metheringham Airfield Visitor Centre, Lincoln, Lincolnshire
- Metrogolf, Paddington, London
- Metropolitan Cathedral of Christ the King, Liverpool, Merseyside
- Mevagissey Folk Museum, St Austell, Cornwall
- MG Car Club, Abingdon, Oxfordshire
- Michelham Priory, Hailsham, Sussex
- Mid Hants Railway Watercress Line, Alton, Hampshire
- Mid Norfolk Railway, Dereham, Norfolk
- Mid Pennine Gallery, Burnley, Lancashire
- Mid-Suffolk Light Railway Museum, Stowmarket, Suffolk
- Middle Littleton Tithe Barn, Evesham, Worcestershire
- Middle Temple Hall, St Pauls, London
- Middleham Castle, Leyburn, North Yorkshire
- Middlemoor Waterpark, Bridgwater, Somerset
- Middleton Hall, Tamworth, Staffordshire
- Middleton Railway, Leeds, West Yorkshire
- Middleton Top Visitor Centre, Matlock, Derbyshire
- Midi Climbing Club, Coventry, West Midlands
- Midland Air Museum, Coventry, West Midlands
- Midland Railway, Ripley, Derbyshire
- Mildenhall and District Museum, Bury St Edmunds, Suffolk
- Milestones, Basingstoke, Hampshire
- Military Museum, Bodmin, Cornwall
- Military Vehicle Museum, Newcastle upon Tyne, Tyne and Wear
- Mill Dene Garden, Moreton-in-Marsh, Gloucestershire
- Mill Green Museum and Mill, Hatfield, Hertfordshire
- Mill House Cider Museum, A Dorset Collection of Clocks, Dorchester, Dorset
- Mill on the Fleet, Castle Douglas, Dumfries and Galloway
- Mill Trail Visitor Centre, Alva, Stirlingshire
- Millennium Bridge, West End, London
- Millennium Centre, Romford, Essex
- Millennium Galleries, Sheffield, South Yorkshire
- Millets Farm Centre, Abingdon, Oxfordshire
- Millgate Museum of Social and Folk Life, Newark, Nottinghamshire
- Millom Heritage Museum And Visitor Centre, Millom, Cumbria
- Mills Observatory, Dundee, Angus and Dundee
- Milton Abbey, Blandford Forum, Dorset
- Milton Country Park, Cambridge, Cambridgeshire
- Milton Keynes Gallery, Milton Keynes, Buckinghamshire
- Milton Keynes Museum, Milton Keynes, Buckinghamshire
- Milton Lodge Gardens, Wells, Somerset
- Milton's Cottage, Chalfont St Giles, Buckinghamshire
- Mincarlo Trawler, Lowestoft, Suffolk
- Mini Cooper Factory Tour, Oxford, Oxfordshire
- Miniature Pony Stud and Field of Moor Dreams, Newton Abbot, Devon
- Miniature World, Cheltenham, Gloucestershire
- Minnis Bay, Birchington, Kent
- Minster Abbey, Ramsgate, Kent
- Minster Abbey Gatehouse Museum, Sheerness, Kent
- Minster Lovell Hall and Dovecote, Oxford, Oxfordshire
- Minterne Gardens, Dorchester, Dorset
- Mirehouse, Keswick, Cumbria
- Misarden Park Gardens, Stroud, Gloucestershire
- Misley Bay Rural Beach, North Berwick, Edinburgh and the Lothians
- Mission Gallery, Swansea, South Wales
- Mississippi River Boat (Horning) Limited, Norwich, Norfolk
- Mister Twister's Wacky World of Fun, Consett, County Durham
- Mister Twisters Wacky World of Fun, Gateshead, Tyne and Wear
- Mistley Place Park, Animal Rescue Centre, Manningtree, Essex
- Mistley Towers, Manningtree, Essex
- Mitchell's Fold Stone Circle, Montgomery, Shropshire
- Miz Maze, Fordingbridge, Hampshire
- Moat Park Heritage Centre, Biggar, Lanarkshire
- Model Railway Village, Southport, Merseyside
- Model Village, Godshill, Isle of Wight
- Model Village, Bourton-on-the-Water, Gloucestershire
- Model World, Weymouth, Dorset
- Modern Art Oxford, Oxford, Oxfordshire
- Moira Furnace Museum, Swadlincote, Derbyshire
- Moirlanich Longhouse, Killin, Perthshire
- Molly Mouse Play House, Rhyl, North Wales
- Mompesson House, Salisbury, Wiltshire
- Monikie Country Park, Dundee, Angus and Dundee
- Monk Bretton Priory, Barnsley, South Yorkshire
- Monk Park Farm Visitor Centre, Thirsk, North Yorkshire
- Monkey Forest, Stoke On Trent, Staffordshire
- Monkey Sanctuary, Looe, Cornwall
- Monkey World, Wareham, Dorset
- Monks Dormitory, Durham, County Durham
- Monks House, Lewes, Sussex
- Monkton Gallery, Winterborne Monkton, Dorset
- Monkwearmouth Station Museum, Sunderland, Tyne and Wear
- Monmouth Castle, Monmouth, South Wales
- Monreith Animal World and Museum, Newton Stewart, Dumfries and Galloway
- Mont Orgueil Castle, Gorey, Jersey
- Montacute House (National Trust), Montacute, Somerset
- Montage Studio Gallery, Whitby, North Yorkshire
- Montgomery Canal, Montgomery, Mid Wales
- Montgomery Castle, Montgomery, Mid Wales
- Montgomery Institute, Montgomery, Mid Wales
- Montrose Air Station Heritage Centre, Montrose, Angus and Dundee
- Montrose Basin Nature Reserve, Montrose, Angus and Dundee
- Montrose Seafront, Montrose, Angus and Dundee
- Monument, Monument, London
- Moor Copse Nature Reserve, Tidmarsh, Berkshire
- Moorcroft, Stoke On Trent, Staffordshire
- Moorlands Farm Park, Stoke-on-Trent, Staffordshire
- Moorlynch Vineyard, Bridgwater, Somerset
- Moors Centre, Whitby, North Yorkshire
- Moors Meadow, Bromyard, Herefordshire
- Moors Valley Country Park, Ringwood, Hampshire
- Moors Valley Railway Narogauge Ltd, Ringwood, Hampshire
- Moot Hall, Keswick, Cumbria
- Moot Hall Museum, Bedford, Bedfordshire
- Moreton Corbet Castle, Newport, Shropshire
- Moreton Gardens, Dorchester, Dorset
- Morpeth Chantry Bagpipe Museum, Morpeth, Northumberland
- Morpeth Clock Tower, Morpeth, Northumberland
- Mortimers Cross Water Mill and Battle Centre, Leominster, Herefordshire
- Morton Castle, Morton, Dumfries and Galloway
- Morwellham Quay, Tavistock, Devon
- Moseley Hall Dovecote, Birmingham, West Midlands
- Moseley Hall Ice House, Birmingham, West Midlands
- Moseley Old Hall, Wolverhampton, West Midlands
- Moses Gate Country Park, Bolton, Lancashire
- Mossburn Animal Centre, Lockerbie, Dumfries and Galloway
- Mossman Collection, Luton, Bedfordshire
- Motherwell Heritage Centre, Motherwell, Lanarkshire
- Motorboat Museum, Basildon, Essex
- Mottisfont, Romsey, Hampshire
- Mottistone Manor Garden, Newport, Isle of Wight
- Mouldsworth Motor Museum, Chester, Cheshire
- Moulin Brewery, Pitlochry, Perthshire
- Mount Edgcumbe House & Country Park, Torpoint, Cornwall
- Mount Ephraim Gardens, Faversham, Kent
- Mount Grace Priory, Northallerton, North Yorkshire
- Mount Orgueil Castle, Grouville, Jersey
- Mount Pleasant Windmill, Kirton in Lindsey, Lincolnshire
- Mount Stuart, Rothesay, Argyll
- Mountfitchet Castle, Stansted, Essex
- Mountnessing Windmill, Brentwood, Essex
- Mouth and Foot Gallery, Alton, Hampshire
- Movieum of London, Waterloo, London
- Mowbray Park and Sunderland Winter Gardens, Sunderland, Tyne and Wear
- Moyse's Hall Museum, Bury St Edmunds, Suffolk
- Mr B's Space Chase Quasar, Southend-on-Sea, Essex
- Mr Straw's House, Worksop, Nottinghamshire
- Mrs Smith's Cottage, Lincoln, Lincolnshire
- Much Wenlock Museum, Much Wenlock, Shropshire
- Much Wenlock Priory, Much Wenlock, Shropshire
- Muchelney Abbey, Langport, Somerset
- Muckleburgh Collection (The), Holt, Norfolk
- Mull & West Highland Narrow Gauge Railway, Craignure, Argyll
- Mull Museum, Tobermory, Isle of Mull
- Mull Pottery, Tobermory, Isle of Mull
- Mumbles Pier, Swansea, South Wales
- Muncaster Castle, Gardens & Owl Centre, Ravenglass, Cumbria
- Mundesley Beach, Mundesley, Norfolk
- Mundesley Maritime Museum, Norwich, Norfolk
- Muness Castle, Unst, Shetland Isles
- Mungle Jungle, Redcar, Cleveland and Teesside
- Murray's Motorcycle Museum, Laxey, Isle of Man
- Museum, Bishops Stortford, Hertfordshire
- Museum and Archives, Great Ormond Street Hospital for Children, Bloomsbury, London
- Museum in Docklands, Docklands, London
- Museum in the Park, Stroud, Gloucestershire
- Museum No 1, Kew Gardens, Richmond Upon Thames, Surrey
- Museum of Antiquities, Newcastle upon Tyne, Tyne and Wear
- Museum of Archaeology, Southampton, Hampshire
- Museum of Army Chaplaincy, Andover, Hampshire
- Museum of Army Flying, Stockbridge, Hampshire
- Museum of Barnstaple and North Devon, Barnstaple, Devon
- Museum of Berkshire Aviation, Woodley, Berkshire
- Museum of Brands, Notting Hill, London
- Museum of Cannock Chase, Cannock, Staffordshire
- Museum of Canterbury with Rupert Bear Museum, Canterbury, Kent
- Museum of Childhood, Bethnal Green, London
- Museum of Childhood Memories, Beaumaris, North Wales
- Museum of Dartmoor Life, Okehampton, Devon
- Museum of Domestic Design and Architecture, Barnet, London
- Museum of East Anglian Life, Stowmarket, Suffolk
- Museum of East Asian Art, Bath, Bath
- Museum of English Rural Life, Reading, Berkshire
- Museum of Farnham, Farnham, Surrey
- Museum of Flight, Haddington, Edinburgh and the Lothians
- Museum of Fulham Palace, Fulham, London
- Museum of Harlow, Harlow, Essex
- Museum of Hartlepool, Hartlepool, Cleveland and Teesside
- Museum of Instruments, South Kensington, London
- Museum of Island History, Newport, Isle of Wight
- Museum of Lakeland Life, Kendal, Cumbria
- Museum of Lancashire, Preston, Lancashire
- Museum of Lead Mining, Biggar, Lanarkshire
- Museum of Lead Mining, Wanlockhead, Dumfries and Galloway
- Museum of Lincolnshire Life, Lincoln, Lincolnshire
- Museum of Liverpool Life, Liverpool, Merseyside
- Museum of London, City, London
- Museum of Oxford, Oxford, Oxfordshire
- Museum of Power, Maldon, Essex
- Museum of Reading, Reading, Berkshire
- Museum of Richmond, Richmond Upon Thames, Surrey
- Museum of Science and Industry in Manchester (The), Manchester, Greater Manchester
- Museum of Scotland, Edinburgh, Edinburgh and the Lothians
- Museum of Scottish Lighthouses, Fraserburgh, Grampian
- Museum of South Somerset, Yeovil, Somerset
- Museum of Speed, Carmarthen, West Wales
- Museum of St Albans, St Albans, Hertfordshire
- Museum of Straw Work and Crafts, Norwich, Norfolk
- Museum of Technology, Cambridge, Cambridgeshire
- Museum of the Broads, Norwich, Norfolk
- Museum of the History of Science, Oxford, Oxfordshire
- Museum Of The Home, Pembroke, West Wales
- Museum of the Jewellery Quarter, Birmingham, West Midlands
- Museum of the Manchester Regiment, Ashton-under-Lyne, Greater Manchester
- Museum of Transport, Glasgow, Glasgow
- Museum of Transport Manchester, Manchester, Greater Manchester
- Museum of Victorian Science, Whitby, North Yorkshire
- Museum of Welsh Life, Cardiff, South Wales
- Museum of Welsh Woollen Industry, Carmarthen, West Wales
- Museum of Witchcraft, Boscastle, Cornwall
- Museum of Worcester Porcelain (The), Worcester, Worcestershire
- Musical Museum, Brentford, London
- Mustard Shop, Norwich, Norfolk
- Musuem of Bath at Work, Bath, Bath
- Muthill Old Church and Tower, Muthill, Perthshire
- Myddelton House Gardens, Enfield, London
- Mythic Garden Sculpture Exhibition, Newton Abbot, Devon
- Mythstories, Museum of Myth and Fable, Shrewsbury, Shropshire
- Nairn Central Beach, Nairn, Highlands
- Namco Station, South Bank, London
- Nantwich Museum, Nantwich, Cheshire
- Nash's House & New Place, Stratford-upon-Avon, Warwickshire
- National Animal Welfare Trust, Langport, Somerset
- National Archives Museum, Kew, London
- National Army Museum, Chelsea, London
- National Botanic Garden of Wales, Carmarthen, West Wales
- National Brewery Centre, Burton upon Trent, Staffordshire
- National Coal Mining Museum, Wakefield, West Yorkshire
- National Coracle Centre, Newcastle Emlyn, West Wales
- National Cycle Collection, Llandrindod Wells, Mid Wales
- National Fishing Heritage Centre, Grimsby, Lincolnshire
- National Flag Heritage Centre, Haddington, Edinburgh and the Lothians
- National Football Museum, Preston, Lancashire
- National Forest Maze, Burton on Trent, Staffordshire
- National Fruit Collection, Faversham, Kent
- National Gallery, West End, London
- National Gallery of Scotland, Edinburgh, Edinburgh and the Lothians
- National Glass Centre, Sunderland, Tyne and Wear
- National Herb Centre, Warmington, Oxfordshire
- National Horseracing Museum, Newmarket, Suffolk
- National Library of Wales, Aberystwyth, West Wales
- National Marine Aquarium, Plymouth, Devon
- National Maritime Museum, Greenwich, London
- National Maritime Museum Cornwall, Falmouth, Cornwall
- National Memorial Arboretum, Burton upon Trent, Staffordshire
- National Mining Museum Scotland, Newtongrange, Edinburgh and the Lothians
- National Monuments (NMRC), Swindon, Wiltshire
- National Motorcycle Museum, Solihull, West Midlands
- National Museum and Gallery of Wales, Cardiff, South Wales
- National Museum of Rural Life, East Kilbride, Glasgow
- National Museum of the Performing Arts, Covent Garden, London
- National Park Centre Ingram, Alnwick, Northumberland
- National Park Centre Once Brewed, Hexham, Northumberland
- National Park Centre Rothbury, Morpeth, Northumberland
- National Portrait Gallery, Charing Cross, London
- National Railway Museum, York, North Yorkshire
- National Sea Life Centre, Birmingham, West Midlands
- National Seal Sanctuary, Helston, Cornwall
- National Slate Museum, Llanberis, North Wales
- National Space Centre, Leicester, Leicestershire
- National Stone Centre, Derby, Derbyshire
- National Wallace Monument, Stirling, Stirlingshire
- National War Museum of Scotland, Edinburgh, Edinburgh and the Lothians
- National Water Sports Centre and Country Park, Nottingham, Nottinghamshire
- National Waterways Museum, Ellesmere Port, Cheshire
- National Wetlands Centre, Wales, Llanelli, South Wales
- National Wildflower Centre, Liverpool, Merseyside
- Natural History Centre, Ventnor, Isle of Wight
- Natural History Museum, Colchester, Essex
- Natural History Museum, Portsmouth, Hampshire
- Natural History Museum, South Kensington, London
- Natural History Museum at Tring, Tring, Hertfordshire
- Natural Surroundings, Holt, Norfolk
- Natural World Centre, Lincoln, Lincolnshire
- Nature Discovery Centre, Thatcham, Berkshire
- Nature in Art Museum & Art Gallery, Gloucester, Gloucestershire
- Nature's World, Middlesbrough, Cleveland and Teesside
- Naturescape, Langar, Nottinghamshire
- Nautical Museum, Castletown, Isle of Man
- Neath Abbey, Neath, South Wales
- Needham Lake and Nature Reserve, Ipswich, Suffolk
- Needles Old Battery, Alum Bay, Isle of Wight
- Needles Park, Alum Bay, Isle of Wight
- Neidpath Castle, Peebles, Borders
- Nelson Monument, Edinburgh, Edinburgh and the Lothians
- Nelson Museum, Monmouth, South Wales
- Nene Valley Railway, Peterborough, Cambridgeshire
- Nenthead Mines Heritage Centre, Alston, Cumbria
- Neptunes, Shepton Mallet, Somerset
- Ness Botanic Gardens, Wirral, Cheshire
- Ness Cove, Shaldon, Devon
- Nether Alderley Mill (National Trust), Macclesfield, Cheshire
- Nether Winchendon House, Aylesbury, Buckinghamshire
- Netheravon Dovecote, Salisbury, Wiltshire
- Netley Abbey, Southampton, Hampshire
- Network Carradale Heritage Centre, Campbeltown, Argyll
- Neville Pundole Gallery, Folkestone, Kent
- New Abbey Corn Mill, Dumfries, Dumfries and Galloway
- New Art Exchange, Nottingham, Nottinghamshire
- New Ashgate Gallery, Farnham, Surrey
- New Buckenham Castle, Norwich, Norfolk
- New Castle, Bridgend, South Wales
- New College, Oxford, Oxfordshire
- New College of Cobham, Gravesend, Kent
- New Forest Cider, Ringwood, Hampshire
- New Forest Owl Sanctuary, Ringwood, Hampshire
- New Forest Reptile Centre, Lyndhurst, Hampshire
- New Forest Visitor Information Centre, Lyndhurst, Hampshire
- New Forest Wildlife Park, Southampton, Hampshire
- New Hall Museum, Romney Marsh, Kent
- New Hall Vineyards, Chelmsford, Essex
- New Lanark Visitor Centre, Lanark, Lanarkshire
- New Metroland, Gateshead, Tyne and Wear
- New Mills Heritage and Information Centre, High Peak, Derbyshire
- New Pewsey Horse (Chalk Hill figure), Pewsey, Wiltshire
- New Tavern Fort, Gravesend, Kent
- New Walk Museum and Art Gallery, Leicester, Leicestershire
- Newark Air Museum, Newark, Nottinghamshire
- Newark Castle, Port Glasgow, Glasgow
- Newark Castle, Newark, Nottinghamshire
- Newark Museum, Newark, Nottinghamshire
- Newark Park, Wotton-under-Edge, Gloucestershire
- Newark Town Treasures & Art Gallery, Newark, Nottinghamshire
- Newarke Houses Museum, Leicester, Leicestershire
- Newbourne Hall, Newbourne, Suffolk
- Newbridge Play Barn & Farm Park, Ledbury, Herefordshire
- Newburgh Priory, York, North Yorkshire
- Newburn Hall Motor Museum, Newcastle upon Tyne, Tyne and Wear
- Newby Hall and Gardens, Ripon, North Yorkshire
- Newhailes, Musselburgh, Edinburgh and the Lothians
- Newhaven Fort, Newhaven, Sussex
- Newhaven Local and Maritime Museum, Newhaven, Sussex
- Newhouse, Salisbury, Wiltshire
- Newlyn Art Gallery, Penzance, Cornwall
- Newmillerdam Country Park, Wakefield, West Yorkshire
- Newnham Paddox Art Park, Monks Kirby, Warwickshire
- Newport Castle, Newport, South Wales
- Newport Medieval Ship, Newport, South Wales
- Newport Roman Villa, Newport, Isle of Wight
- Newquay Zoo, Newquay, Cornwall
- Newstead Abbey, Ravenshead, Nottinghamshire
- Newtimber Place, Hassocks, Sussex
- Newton Abbot Town and GWR Museum, Newton Abbot, Devon
- Newtown Old Town Hall, Newport, Isle of Wight
- Nidderdale Museum, Harrogate, North Yorkshire
- Nine Ladies Stone Circle, Matlock, Derbyshire
- Nine Stones, Dorchester, Dorset
- No 1 Royal Crescent, Bath, Bath
- Noah's Ark, Lampeter, West Wales
- Noah's Ark Zoo Farm, Wraxall, Bristol
- Noltland Castle, Westray, Orkneys
- Nonsuch Park, Cheam, Surrey
- Norfolk and Suffolk Aviation Museum East Anglia's Aviation Heritage Centre, Bungay, Suffolk
- Norfolk Broads National Park, Norwich, Norfolk
- Norfolk Falconry, Dereham, Norfolk
- Norfolk Herbs, Dereham, Norfolk
- Norfolk Lavender Ltd, Heacham, Norfolk
- Norfolk Motor Cycle Museum, North Walsham, Norfolk
- Norfolk Nelson Museum, Great Yarmouth, Norfolk
- Norham Castle, Berwick-upon-Tweed, Northumberland
- Norham Station Museum, Berwick-upon-Tweed, Northumberland
- Norman Cross Gallery, Peterborough, Cambridgeshire
- Norman Lockyer Observatory and James Lockyer Planetarium, Sidmouth, Devon
- Normanby Hall Country Park, Scunthorpe, Lincolnshire
- Normans Bay Beach, Normans Bay, Sussex
- Normanton Church Museum, Normanton, Rutland
- Norris Museum, Huntingdon, Cambridgeshire
- North Bay Beach, Scarborough, North Yorkshire
- North Bay Miniature Railway, Scarborough, North Yorkshire
- North Beach, Tenby, West Wales
- North Cornwall Museum & Gallery, Camelford, Cornwall
- North Dean Woods, Halifax, West Yorkshire
- North East Aircraft Museum, Sunderland, Tyne and Wear
- North Elmham Chapel, Dereham, Norfolk
- North Foreland Lighthouse, Broadstairs, Kent
- North Ings Farm Museum and Railway, Lincoln, Lincolnshire
- North Leigh Roman Villa, Witney, Oxfordshire
- North Leverton Windmill, Retford, Nottinghamshire
- North Lincolnshire Museum, Scunthorpe, Lincolnshire
- North Norfolk Railway Sheringham Station, Sheringham, Norfolk
- North Pier, Blackpool, Lancashire
- North Shore, Llandudno, North Wales
- North Somerset Museum, Weston-super-Mare, Somerset
- North Weald Airfield Museum, Epping, Essex
- North Woolwich Old Station Museum, Woolwich, London
- North Yorkshire Moors National Park, Helmsley, North Yorkshire
- North Yorkshire Moors Railway, Pickering, North Yorkshire
- Northam Burrows Country Park, Bideford, Devon
- Northampton and Lamport Railway, Northampton, Northamptonshire
- Northampton Museum and Art Gallery, Northampton, Northamptonshire
- Northcote Heavy Horse Centre, Spilsby, Lincolnshire
- Northey Island Nature Reserve, Northey Island, Essex
- Northington Grange, Alresford, Hampshire
- Northlands Viking Centre, Wick, Highlands
- Northumberland Coast, Alnwick, Northumberland
- Northumberland Museum and Archives, Ashington, Northumberland
- Norton Conyers, Ripon, North Yorkshire
- Norton Priory Museum & Gardens, Runcorn, Cheshire
- Nortumberland National Park, Hexham, Northumberland
- Norwich Castle, Norwich, Norfolk
- Norwich Cathedral, Norwich, Norfolk
- Norwich Gallery, Norwich, Norfolk
- Norwood Farm, Bath, Bath
- Nostalgia Toy Musem, Ventnor, Isle of Wight
- Nostell Priory (NT), Wakefield, West Yorkshire
- Notcutts Garden Centre, Solihull, West Midlands
- Notgrove Long Barrow, Cheltenham, Gloucestershire
- Nothe Fort, Weymouth, Dorset
- Nottingham Castle, Nottingham, Nottinghamshire
- Nottingham Princess, Nottingham, Nottinghamshire
- Nottingham Transport Heritage Centre, Nottingham, Nottinghamshire
- Nowton Park, Bury St Edmunds, Suffolk
- NTS Crarae Garden, Inveraray, Argyll
- Nuffield Place, Henley-on-Thames, Oxfordshire
- Nuneaton Library, Nuneaton, Warwickshire
- Nuneaton Museum and Art Gallery, Nuneaton, Warwickshire
- Nunhead Cemetery, Peckham, London
- Nunney Castle, Frome, Somerset
- Nunnington Hall (NT), York, North Yorkshire
- Nunwell House, Sandown, Isle of Wight
- Nurstead Court, Gravesend, Kent
- Nutley Windmill, Uckfield, Sussex
- NWT Broads Wildlife Centre, Ranworth, Norfolk
- NWT Cley Marshes Nature Reserve, Holt, Norfolk
- NWT Foxley Wood, Dereham, Norfolk
- NWT Hickling Broad National Nature Reserve, Norwich, Norfolk
- NWT Weeting Heath National Nature Reserve, Thetford, Norfolk
- Nymans Garden, Haywards Heath, Sussex
- Nympsfield Long Barrow, Stonehouse, Gloucestershire
- Oak Farm Animal Park, Aylesbury, Buckinghamshire
- Oak House, West Bromwich, West Midlands
- Oakbank Lakes, Carlisle, Cumbria
- Oakham Castle, Oakham, Rutland
- Oakhurst Cottage (National Trust), Hambledon, Surrey
- Oakwell Hall Country Park, Batley, West Yorkshire
- Oakwood Theme Park, Narberth, West Wales
- Oare Gunpowder Works, Faversham, Kent
- Oasis Beach Pool, Bedford, Bedfordshire
- Oatlands, St Sampsons, Guernsey
- Oban Distillery Visitor Centre, Oban, Argyll
- Oban Experience Visitor Centre, Oban, Argyll
- Observatory Science Centre, Hailsham, Sussex
- Obsidian Art, Stoke Mandeville, Buckinghamshire
- Occombe Farm, Paignton, Devon
- Occupation Tapestry Gallery, St Helier, Jersey
- Ocean Beach Pleasure Park, South Shields, Tyne and Wear
- Ocean Commotion, Tenby, West Wales
- Ocean Lab, Goodwick, West Wales
- Oceanarium, Bournemouth, Dorset
- Octavia Hill Birthplace Museum, Wisbech, Cambridgeshire
- Odda's Chapel, Deerhurst, Gloucestershire
- Odds Farm Park, High Wycombe, Buckinghamshire
- Official Loch Ness Monster Exhibition, Inverness, Highlands
- Ogden Water Country Park, Halifax, West Yorkshire
- Ogmore Castle, Bridgend, South Wales
- Okehampton Castle, Okehampton, Devon
- Old Blockhouse, Tresco, Isles of Scilly
- Old Brook Pumping Station, Chatham, Kent
- Old Buckenham Mill, Attleborough, Norfolk
- Old Buittle Tower, Castle Douglas, Dumfries and Galloway
- Old Byre Heritage Centre, Dervaig, Argyll
- Old Chapel Gallery, Leominster, Herefordshire
- Old Colehurst Manor, Market Drayton, Shropshire
- Old Corn Mill and Pottery, Ilfracombe, Devon
- Old Crown Court and Cells, Dorchester, Dorset
- Old Fulling Mill Museum of Archaeology, Durham, County Durham
- Old Gala House, Galashiels, Borders
- Old Gaol Museum, Buckingham, Buckinghamshire
- Old Grammar School, Castletown, Isle of Man
- Old Grammar School Trust, Manchester, Greater Manchester
- Old Guildhall Museum, Looe, Cornwall
- Old Holly Farm, Garstang, Lancashire
- Old House of Keys, Castletown, Isle of Man
- Old Lighthouse, Dungeness, Romney Marsh, Kent
- Old MacDonalds Educational Farm Park, Brentwood, Essex
- Old Merchant's House, Great Yarmouth, Norfolk
- Old Mill, Lower Slaughter, Gloucestershire
- Old Mill Herbary, Bodmin, Cornwall
- Old Mint House, Pevensey, Sussex
- Old Operating Theatre, Museum and Herb Garret, Waterloo, London
- Old Oswestry Hill Fort, Oswestry, Shropshire
- Old Palace, Worcester, Worcestershire
- Old Palace, Croydon, Croydon, Surrey
- Old Penny Memories, Bridlington, East Yorkshire
- Old Rectory Museum, Loughborough, Leicestershire
- Old Rectory Wood, Church Stretton, Shropshire
- Old Royal Naval College, Greenwich, London
- Old Sarum Castle - English Heritage, Salisbury, Wiltshire
- Old Smithy and Heritage Centre, Doncaster, South Yorkshire
- Old Smithy Tourist Centre, Ventnor, Isle of Wight
- Old Soar Manor, Sevenoaks, Kent
- Old Sufton, Mordiford, Herefordshire
- Old Thatch Gardens, Bourne End, Buckinghamshire
- Old Town Hall Local History Museum, Margate, Kent
- Old Town Hall Museum, Hastings, Sussex
- Old Town Hall Museum, Sandown, Isle of Wight
- Old Wardour Castle, Salisbury, Wiltshire
- Oldbury Court Estate, Fishponds, Bristol
- Oldway Mansion, Paignton, Devon
- Oldwych Gallery, Kenilworth, Warwickshire
- Oliver Cromwell's House, Ely, Cambridgeshire
- Ollerton Watermill, Newark, Nottinghamshire
- Onchan Park and Stadium, Douglas, Isle of Man
- Open Eye Gallery, Liverpool, Merseyside
- Open Museum, Glasgow, Glasgow
- Orchard Farm Holiday Village Steam Railway, Filey, North Yorkshire
- Orchardton Tower, Castle Douglas, Dumfries and Galloway
- Orchid Paradise, Newton Abbot, Devon
- Ordsall Hall, Salford, Greater Manchester
- Orford Castle, Woodbridge, Suffolk
- Orford Castle, Orford, Suffolk
- Orford Ness National Nature Reserve, Woodbridge, Suffolk
- Oriel Mostyn Gallery, Llandudno, North Wales
- Oriel Ynys Mon, Llangefni, North Wales
- Oriental Splendour, Grosmont, South Wales
- Original Great Maze, Braintree, Essex
- Origins Visitor Attraction, Norwich, Norfolk
- Orkney Faerie Museum, Westray, Orkneys
- Orleans House Gallery, Twickenham, London
- Ormesby Hall, Middlesbrough, Cleveland and Teesside
- Orwell River Cruises Limited, Ipswich, Suffolk
- Osborne House, Cowes, Isle of Wight
- Osmington Horse, Weymouth, Dorset
- Osprey Centre, Loch Garten RSPB, Nethy Bridge, Highlands
- Osterley Park, Isleworth, London
- Oswestry Transport Museum and Cambrian Railways Society Limited, Oswestry, Shropshire
- Otley Hall, Otley, Suffolk
- Otley Museum, Otley, West Yorkshire
- Otter Estuary Nature Reserve, Budleigh Salterton, Devon
- Otterburn Hall, Newcastle upon Tyne, Tyne and Wear
- Otterton Mill, Budleigh Salterton, Devon
- Our Dynamic Earth, Edinburgh, Edinburgh and the Lothians
- Outwoods and Bluebell Woods, Loughborough, Leicestershire
- Over Bridge, Gloucester, Gloucestershire
- Overbecks Museum and Garden, Salcombe, Devon
- Overbury Farms, Tewkesbury, Gloucestershire
- Owl and Monkey Haven, Newport, Isle of Wight
- Owlpen Manor, Dursley, Gloucestershire
- Oxburgh Hall, Kings Lynn, Norfolk
- Oxford Castle - Unlocked, Oxford, Oxfordshire
- Oxford River Cruises, Oxford, Oxfordshire
- Oxford University Museum of Natural History, Oxford, Oxfordshire
- Oxfordshire Museum, Woodstock, Oxfordshire
- Oxwich Castle, Swansea, South Wales
- Pack O' Cards Inn - Ancient Monument and Museum, Ilfracombe, Devon
- Packhouse, Farnham, Surrey
- Packwood House, Solihull, West Midlands
- Paddle Steamer Kingswear Castle, Chatham, Kent
- Paddock Farm Nursery & Water Gardens, Darlington, County Durham
- Padstow Museum, Padstow, Cornwall
- Paignton and Dartmouth Steam Railway, Paignton, Devon
- Paignton Pier, Paignton, Devon
- Paignton Zoo Environmental Park, Paignton, Devon
- Painshill Park, Cobham, Surrey
- Painswick Rococo Garden, Painswick, Gloucestershire
- Paintworks, Bristol, Bristol
- Paisley Abbey, Paisley, Glasgow
- Paisley Museum and Art Galleries, Paisley, Glasgow
- Pakenham Water Mill, Bury St Edmunds, Suffolk
- Palace Fun Centre, Rhyl, North Wales
- Palace House, Brockenhurst, Hampshire
- Palace of Holyroodhouse, Edinburgh, Edinburgh and the Lothians
- Palacerigg Country Park, Cumbernauld, Glasgow
- Pallant House Gallery, Chichester, Sussex
- Pallot Steam Museum, Trinity, Jersey
- Palmers Brewery, Bridport, Dorset
- Pam Schomberg Gallery, Colchester, Essex
- Pamber Forest Wildlife Reserve, Tadley, Hampshire
- Pankhurst Centre, Manchester, Greater Manchester
- Papplewick Hall, Nottingham, Nottinghamshire
- Papplewick Pumping Station, Nottingham, Nottinghamshire
- Par Sands, Par, Cornwall
- Parachute Regiment and Airborne Forces Museum, Aldershot, Hampshire
- Paradise Mill and Silk Museum, Macclesfield, Cheshire
- Paradise Park, Newhaven, Sussex
- Paradise Park Wildlife Sanctuary, Hayle, Cornwall
- Paradise Wildlife Park, Broxbourne, Hertfordshire
- Parc Cwm Darran, Bargoed, South Wales
- Parcevall Hall Gardens, Skipton, North Yorkshire
- Parham Airfield Museum, Woodbridge, Suffolk
- Parham House and Gardens, Pulborough, Sussex
- Park Bridge Heritage Centre, Ashton-under-Lyne, Lancashire
- Park Rose Owl Sanctuary, Bridlington, East Yorkshire
- Parke, Newton Abbot, Devon
- Parkfields Gallery, Ross-on-Wye, Herefordshire
- Pashley Manor Gardens, Ticehurst, Sussex
- Path Head Watermill, Blaydon On Tyne, Tyne and Wear
- Patrick Motor Museum, Birmingham, West Midlands
- Paul Corin's Magnificent Music Machines, Liskeard, Cornwall
- Paultons Park, Totton, Hampshire
- Paxton House, Gallery & Country Park, Paxton, Borders
- Paxton House, Gallery & Country Park, Berwick-upon-Tweed, Northumberland
- Paxton Pits Nature Reserve, Huntingdon, Cambridgeshire
- Paycockes, Colchester, Essex
- Peacock Gallery, Poole, Dorset
- Peak Alum Works (NT), Scarborough, North Yorkshire
- Peak Cavern, Castleton, Derbyshire
- Peak District Mining Museum, Matlock Bath, Derbyshire
- Peak District National Park, Bakewell, Derbyshire
- Peat Moors Centre, Glastonbury, Somerset
- Peckover House and Gardens, Wisbech, Cambridgeshire
- Pecorama Pleasure Gardens and Exhibition, Seaton, Devon
- Peel Castle, Peel, Isle of Man
- Peel Monument, Bury, Lancashire
- Pelham Beach, Hastings, Sussex
- Pembrey Country Park, Burry Port, West Wales
- Pembridge Terracotta, Leominster, Herefordshire
- Pembroke Castle, Pembroke, West Wales
- Pembrokeshire Coast National Park, Pembroke Dock, West Wales
- Pembrokeshire Island Boat Trips, Milford Haven, West Wales
- Penally Beach, Tenby, West Wales
- Pencarrow, Bodmin, Cornwall
- Pendeen Lighthouse, Penzance, Cornwall
- Pendennis Castle - English Heritage, Falmouth, Cornwall
- Pendle Heritage Centre, Nelson, Lancashire
- Pendon Museum, Abingdon, Oxfordshire
- Penhallam, Holsworthy, Devon
- Penjerrick Garden, Falmouth, Cornwall
- Penlee House Gallery & Museum, Penzance, Cornwall
- Penmon Beach, Beaumaris, North Wales
- Pennine Boat Trips of Skipton, Skipton, North Yorkshire
- Pennington Flash Country Park, Leigh, Lancashire
- Penrhos Cottage, Haverfordwest, West Wales
- Penrhyn Castle, Bangor, North Wales
- Penrith Castle, Penrith, Cumbria
- Penrith Museum, Penrith, Cumbria
- Pensarn Beach, Abergele, North Wales
- Penshaw Monument, Sunderland, Tyne and Wear
- Penshurst Place and Gardens, Tonbridge, Kent
- Penshurst Vineyards, Tonbridge, Kent
- Pensthorpe Wildlife and Gardens, Fakenham, Norfolk
- Penwith Galleries, St Ives, Cornwall
- People's History Museum, Manchester, Greater Manchester
- Peoples Palace and Winter Gardens, Glasgow, Glasgow
- Peover Hall and Gardens, Knutsford, Cheshire
- Peppa Pig World, Totton, Hampshire
- Perranzabuloe Folk Museum, Perranporth, Cornwall
- Perry's Cider Mills, Ilminster, Somerset
- Pershore Abbey, Pershore, Worcestershire
- Persley Walled Garden, Aberdeen, Grampian
- Perth Museum & Art Gallery, Perth, Perthshire
- Perthshire Visitor Centre, Perth, Perthshire
- Peter Beales Roses, Attleborough, Norfolk
- Peter Scott Gallery, Lancaster, Lancashire
- Peter's Barn Gallery, Midhurst, Sussex
- Peterborough Cathedral, Peterborough, Cambridgeshire
- Peterborough Museum & Art Gallery, Peterborough, Cambridgeshire
- Petrie Museum of Egyptian Archaeology, Bloomsbury, London
- Pettitt's Animal Adventure Park, Norwich, Norfolk
- Petworth Cottage Museum, Petworth, Sussex
- Petworth House & Park, Petworth, Sussex
- Pevensey Bay, Pevensey, Sussex
- Pevensey Castle, Pevensey, Sussex
- Peveril Castle, Hope Valley, Derbyshire
- Philipps House and Dinton Park, Salisbury, Wiltshire
- Phoenix Boat Trips, Nairn, Highlands
- Photographers' Gallery, Covent Garden, London
- Pickering Castle, Pickering, North Yorkshire
- Pickford's House Museum, Derby, Derbyshire
- Picton Castle, Haverfordwest, West Wales
- Picturecraft of Holt - North Norfolk's Art Centre, Holt, Norfolk
- Piece Hall, Halifax, West Yorkshire
- Piece Hall Art Gallery, Halifax, West Yorkshire
- Pier Amusements Centre, South Shields, Tyne and Wear
- Piercebridge Roman Bridge (EH), Darlington, County Durham
- Piercebridge Roman Fort, Darlington, County Durham
- Pierowall Church, Westray, Orkneys
- Pilgrims' Hall, Winchester, Hampshire
- Pinchbeck Engine and Land Drainage Museum, Spalding, Lincolnshire
- Pine Lodge Gardens & Nursery, St Austell, Cornwall
- Pines Garden & The Pines Visitor Centre and Museum, Dover, Kent
- Piping Centre, Glasgow, Glasgow
- Pirate Island, Morpeth, Northumberland
- Pirate Pete's Family Entertainment Centre, Ayr, Ayrshire and Arran
- Pirate Petes Castle Adventure, Peterlee, County Durham
- Pitlochry Boating Station and Cafe, Pitlochry, Perthshire
- Pitmedden Garden, Ellon, Grampian
- Pitmuies Gardens, Forfar, Angus and Dundee
- Pitsford Water, Northampton, Northamptonshire
- Pitstone Green Museum, Leighton Buzzard, Bedfordshire
- Pitstone Windmill, Ivinghoe, Buckinghamshire
- Pitt Rivers Museum, Oxford, Oxfordshire
- Pittville Pump Room (The), Cheltenham, Gloucestershire
- Pitzhanger Manor-House, Ealing, London
- Place Mill, Christchurch, Dorset
- Planet Hastings Crazy Golf, Hastings, Sussex
- Planet Lazer, Canterbury, Kent
- Plant World, Newton Abbot, Devon
- Plantasia, Swansea, South Wales
- Plantation Garden, Norwich, Norfolk
- Plas Mawr, Conwy, North Wales
- Plas Newydd, Llanfairpwllgwyngyll, Anglesey
- Plastan-y-Bwlch Gardens, Blaenau Ffestiniog, North Wales
- Platform Gallery, Clitheroe, Lancashire
- Play Space, Bishops Stortford, Hertfordshire
- Playworld Ocean Adventure, Stowmarket, Suffolk
- Playzone, Portsmouth, Hampshire
- Pleasure Beach, Great Yarmouth, Norfolk
- Pleasure Island Family Theme Park, Cleethorpes, Lincolnshire
- Pleasure Steamers Waverley & Balmoral, Barry, South Wales
- Pleasurewood Hills Theme Park, Lowestoft, Suffolk
- Plessey Woods Country Park, Bedlington, Northumberland
- Pluscarden Abbey, Elgin, Grampian
- Plymouth Boat Cruises, Plymouth, Devon
- Plymouth Gin Distillery, Plymouth, Devon
- Poldark Mine, Helston, Cornwall
- Polesden Lacey, Dorking, Surrey
- Polish Institute and Sikorski Museum, South Kensington, London
- Pollock's Toy Museum, Mayfair, London
- Pollok House, Glasgow, Glasgow
- Pollyanna Pickering, Matlock, Derbyshire
- Polmassick Vineyard, St Austell, Cornwall
- Poltross Burn Milecastle Hadrian's Wall, Brampton, Northumberland
- Polzeath Beach, Polzeath, Cornwall
- Pontefract Castle, Pontefract, West Yorkshire
- Pontefract Museum, Pontefract, West Yorkshire
- Pontypool and Blaenavon Railway, Pontypool, South Wales
- Ponyland, Coggeshall, Essex
- Poole Museum, Poole, Dorset
- Pooles Cavern and Country Park, Buxton, Derbyshire
- Port Eliot, St Germans, Cornwall
- Port Lympne Wild Animal Park, Hythe, Kent
- Port Sunlight Village & Sunlight Vision Museum, Wirral, Merseyside
- Portchester Castle, Fareham, Hampshire
- Porth Hellick Down Burial Chamber, St Marys, Isles of Scilly
- Porthcurno Beach, Porthcurno, Cornwall
- Porthcurno Telegraph Museum, Penzance, Cornwall
- Porthkerry Country Park, Barry, South Wales
- Porthpean Beach, St Austell, Cornwall
- Portland Basin Museum, Ashton-under-Lyne, Greater Manchester
- Portland Castle - English Heritage, Portland, Dorset
- Portland Museum, Portland, Dorset
- Portland Park and Visitor Centre, Nottingham, Nottinghamshire
- Portmahomack Beach, Portmahomack, Highlands
- Portmeirion, Portmeirion, North Wales
- Portmeirion Potteries Ltd, Stoke On Trent, Staffordshire
- Portsmouth Cathedral, Portsmouth, Hampshire
- Portsmouth City Museum and Record Office, Portsmouth, Hampshire
- Portsmouth Historic Dockyard, Portsmouth, Hampshire
- Poshboatz Boat Trips, Peterborough, Cambridgeshire
- Pot House Hamlet, Silkstone, South Yorkshire
- Potteries Museum & Art Gallery, Stoke-on-Trent, Staffordshire
- Potters Bar Museum, Potters Bar, Hertfordshire
- Pound Hill Garden, Chippenham, Wiltshire
- Pow Hill Country Park, Durham, County Durham
- Powderham Castle, Exeter, Devon
- Powell Cotton Museum, Quex House and Gardens, Birchington, Kent
- Powis Castle and Garden, Welshpool, Mid Wales
- Powysland Museum, Welshpool, Mid Wales
- Praa Sands, Penzance, Cornwall
- Prebendal Manor (The), Peterborough, Northamptonshire
- Preen Manor Gardens, Church Stretton, Shropshire
- Preston Hall Museum, Stockton-On-Tees, Cleveland and Teesside
- Preston Manor, Brighton, Sussex
- Preston Mill & Phantassie Doocot, Haddington, Edinburgh and the Lothians
- Preston Park, Brighton, Sussex
- Preston Patrick Hall, Milnthorpe, Cumbria
- Preston Tower, Chathill, Northumberland
- Preston Tower and Gardens, Prestonpans, Edinburgh and the Lothians
- Prickwillow Drainage Engine Museum, Ely, Cambridgeshire
- Prideaux Place, Padstow, Cornwall
- Priest House, East Grinstead, Sussex
- Priest's House, Langport, Somerset
- Priest's House Museum and Garden, Wimborne, Dorset
- Priests Mill, Wigton, Cumbria
- Prince Bishop River Cruiser, Durham, County Durham
- Prince Henry's Room and Samuel Pepys Exhibition, Fleet Street, London
- Princes Risborough Manor House, Aylesbury, Buckinghamshire
- Prinknash Bird Park, Gloucester, Gloucestershire
- Printing House Museum, Cockermouth, Cumbria
- Prior Park Landscape Garden, Bath, Bath
- Priors Hall Barn, Saffron Walden, Essex
- Priorwood Garden & Dried Flower Shop, Melrose, Borders
- Priory Cottages, Abingdon, Oxfordshire
- Priory Country Park, Bedford, Bedfordshire
- Priory Maze and Gardens, Cromer, Norfolk
- Priory Sandwell Valley, West Bromwich, West Midlands
- Priory Visitor Centre, Coventry, West Midlands
- Prittlewell Priory, Southend-on-Sea, Essex
- Probus Gardens, Truro, Cornwall
- Project 2000 Botanic Gardens, Cramlington, Northumberland
- Project Timescape, Little Wittenham, Oxfordshire
- Provands Lordship Museum, Glasgow, Glasgow
- Provost Skene's House, Aberdeen, Grampian
- Prudhoe Castle, Prudhoe, Northumberland
- Prysten House, Plymouth, Devon
- Puffers, Pickering, North Yorkshire
- Puffin Cruises Dave Gray Boat Trips, Morpeth, Northumberland
- Pugneys Country Park, Wakefield, West Yorkshire
- Pulteney Distillery Company, Wick, Highlands
- Pump House Gallery, Battersea, London
- Pump Room, Bath, Bath
- Pumphouse Educational Museum & Rotherhithe Heritage Museum, Rotherhithe, London
- Puppet Centre Trust, Battersea, London
- Purbeck Toy and Musical Boxes and Vintage End of Pier Museum, Wareham, Dorset
- Purfleet Heritage and Military Centre, Purfleet, Essex
- Putney Vale Cemetery and Crematorium, Putney, London
- Puxton Park, Weston Super Mare, Somerset
- Pykenham Gatehouse, Ipswich, Suffolk
- Pythouse, Salisbury, Wiltshire
- Q Gallery, Derby, Derbyshire
- qeNtfPNC, NYC, Anglesey
- qeNtfPNC, NYC, Anglesey
- Quainton Windmill, Aylesbury, Buckinghamshire
- Quaker Tapestry Exhibition Centre & Tearooms, Kendal, Cumbria
- Quarry Bank Mill and Styal Estate, Styal, Cheshire
- Quasar at Rollerworld, Colchester, Essex
- Quasar Barry Island, Barry, South Wales
- Quay Arts, Newport, Isle of Wight
- Quay House Visitor Centre, Exeter, Devon
- Quebec House, Westerham, Kent
- Queen Charlotte's Cottage, Richmond Upon Thames, Surrey
- Queen Eleanor's Garden, Winchester, Hampshire
- Queen Elizabeth Country Park, Waterlooville, Hampshire
- Queen Elizabeth Forest Park Visitor Centre, Stirling, Stirlingshire
- Queen Elizabeth II Jubilee Country Park, Ashington, Northumberland
- Queen Elizabeth's Hunting Lodge, Chingford, London
- Queen Street Mill Textile Museum, Burnley, Lancashire
- Queen's House, Greenwich, London
- Queen's Royal Lancers Museum, Grantham, Lincolnshire
- Queens College, Oxford, Oxfordshire
- Queens Lancashire Regiment Museum, Preston, Lancashire
- Queens Park Arts Centre & Limelight Theatre, Aylesbury, Buckinghamshire
- Queenswood Arboretum and Country Park, Leominster, Herefordshire
- Quenby Hall, Hungarton, Leicestershire
- Quendale Water Mill, Quendale, Shetland Isles
- Quilt Museum and Gallery, York, North Yorkshire
- Quince Honey Farm, South Molton, Devon
- R S A, Covent Garden, London
- RA (Boat Trip Barton Broad), Norwich, Norfolk
- Raby Castle, Darlington, County Durham
- Radipole Lake Nature Reserve, Weymouth, Dorset
- Radnorshire Museum, Llandrindod Wells, Mid Wales
- Radstock Museum, Radstock, Bath
- RAF Digby Sector Operations Room Museum, Lincoln, Lincolnshire
- RAF Manston History Museum, Ramsgate, Kent
- Ragged School Museum, Bow, London
- Raglan Castle, Usk, South Wales
- Ragley Hall, Alcester, Warwickshire
- Railworld, Peterborough, Cambridgeshire
- Rainford Gallery, St Helens, Merseyside
- Rainforest Collection, Cinderford, Gloucestershire
- Rainton Meadows Nature Reserve and Visitor Centre, Houghton Le Spring, Tyne and Wear
- Rammerscales House, Lockerbie, Dumfries and Galloway
- Ramsey Abbey Gatehouse, Huntingdon, Cambridgeshire
- Ramsey Rural Museum, Huntingdon, Cambridgeshire
- Ramsgate Main Sands, Ramsgate, Kent
- Ramster Gardens, Chiddingfold, Surrey
- Rand Farm Park, Lincoln, Lincolnshire
- Rangers House, Blackheath, London
- Raptor Foundation (The), Woodhurst, Cambridgeshire
- Rascals Children's Indoor Play Centre, Clacton-on-Sea, Essex
- Ratfyn Barrows, Amesbury, Wiltshire
- Ravenglass and Eskdale Railway, Ravenglass, Cumbria
- Ravenglass Railway Museum, Ravenglass, Cumbria
- Ravenglass Roman Bath House, Ravenglass, Cumbria
- Raveningham Gardens, Norwich, Norfolk
- Ravenscar Coastline (NT), Scarborough, North Yorkshire
- Ravenscraig Castle, Kirkcaldy, Fife
- Ravenshill Woodland Reserve, Worcester, Worcestershire
- Raw War Paintball Games, Carlisle, Cumbria
- Rayleigh Mount, Rayleigh, Essex
- Rayleigh Windmill and Museum, Rayleigh, Essex
- Raystede Centre for Animal Welfare, Lewes, Sussex
- Razorcat Tours, Colerne, Wiltshire
- Reading Abbey and Forbury Gardens, Reading, Berkshire
- Reading Museum & Town Hall, Reading, Berkshire
- Readymoney Beach, Fowey, Cornwall
- Real Aeroplane Museum, Selby, North Yorkshire
- Reaseheath Maize Maze and Zoo, Nantwich, Cheshire
- Reculver Towers and Roman Fort, Herne Bay, Kent
- Red House, Cleckheaton, West Yorkshire
- Red House, Colchester, Essex
- Red House Glass Cone, Stourbridge, West Midlands
- Red House Museum & Garden, Christchurch, Dorset
- Red House Stables and Carriage Museum, Matlock, Derbyshire
- Red Kite Feeding Centre/Station, Rhayader, Mid Wales
- Red Lodge, Bristol, Bristol
- Red Lodge Museum, Bristol, Bristol
- Redbourn Village Museum, St Albans, Hertfordshire
- Redbournbury Watermill, St Albans, Hertfordshire
- Redbrick House Hotel, Mansfield, Nottinghamshire
- Reddish Vale Country Park, Stockport, Greater Manchester
- Redwings Rescue Centre, Harlow, Essex
- Redwings Visitor Centre, Great Yarmouth, Norfolk
- Reg Taylor's Swan and Wildfowl Sanctuary, Southwell, Nottinghamshire
- Regimental Museum, York, North Yorkshire
- Regimental Museum, Berwick-upon-Tweed, Northumberland
- Regimental Museum of Dragoon Guards, Cardiff, South Wales
- Regimental Museum Oxfordshire and Buckinghamshire Light Infantry, Oxford, Oxfordshire
- Reigate Art Gallery, Reigate, Surrey
- Reigate Caves, Reigate, Surrey
- Reigate Priory, Museum and Park, Reigate, Surrey
- REME Museum of Technology, Reading, Berkshire
- Renishaw Hall and Gardens, Renishaw, Derbyshire
- Resort Beach, Aberdovey, North Wales
- Resort Beach, Aberporth, West Wales
- Resort Beach, Abersoch, North Wales
- Resort Beach, Borth, West Wales
- Resort Beach, Amroth, West Wales
- Resort Beach, Criccieth, North Wales
- Resort Beach, Rhyl, North Wales
- Resort Beach, Tywyn, North Wales
- Resort Beach, Aberystwyth, West Wales
- Resort Beach, New Quay, West Wales
- Rest Bay, Porthcawl, South Wales
- Restenneth Priory, Forfar, Angus and Dundee
- Restoration House, Rochester, Kent
- Restormel Castle, Lostwithiel, Cornwall
- Revolution Climbing Centre, Broadstairs, Kent
- Revolution House, Chesterfield, Derbyshire
- Rheidol Power Station, Aberystwyth, West Wales
- Rhiannon Welsh Gold Centre, Tregaron, West Wales
- Rhondda Heritage Park, Pontypridd, South Wales
- RHS Garden Harlow Carr, Harrogate, North Yorkshire
- RHS Garden Hyde Hall, Chelmsford, Essex
- RHS Garden Rosemoor, Great Torrington, Devon
- RHS Garden Wisley, Woking, Surrey
- Rhuddlan Castle, Rhyl, North Wales
- Rhyl Miniature Railway, Rhyl, North Wales
- RIBA Gallery, Mayfair, London
- Ribble Steam Railway , Preston, Lancashire
- Ribchester Roman Museum, Preston, Lancashire
- Richard III Experience, York, North Yorkshire
- Richborough Roman Fort, Sandwich, Kent
- Richings Park Maize Maze, Iver, Buckinghamshire
- Richmond Castle (EH), Richmond, North Yorkshire
- Richmond Park, Richmond Upon Thames, Surrey
- Richmondshire Museum, Richmond, North Yorkshire
- Ridgewell Airfield Commemorative Museum, Ovington, Essex
- Ridgewell Airfield Commemorative Museum, Sudbury, Suffolk
- Rievaulx Abbey, York, North Yorkshire
- Rievaulx Terrace & Temples (NT), York, North Yorkshire
- Rimington Museum of Transport, Clitheroe, Lancashire
- Ripley Castle & Gardens, Harrogate, North Yorkshire
- Ripley's Believe It Or Not, Piccadilly, London
- Ripon Cathedral, Ripon, North Yorkshire
- Ripon Prison & Police Museum, Ripon, North Yorkshire
- Rising Sun Country Park and Countryside Centre, Newcastle upon Tyne, Tyne and Wear
- Risley Moss Nature Reserve, Warrington, Cheshire
- Rivacre Valley Local Nature Reserve, Ellesmere Port, Cheshire
- River & Rowing Museum, Henley-on-Thames, Oxfordshire
- River Dart Country Park, Newton Abbot, Devon
- Riverboat Georgina, Cambridge, Cambridgeshire
- Riverhill House Gardens, Sevenoaks, Kent
- Riverside Museum at Blake's Lock, Reading, Berkshire
- Rivertime, Maidenhead, Berkshire
- RNLI Headquarters and Museum, Poole, Dorset
- RNLI Lifeboat Museum, Barmouth, North Wales
- RNLI Lifeboat Station, Dungeness, Kent
- RNLI Zetland Lifeboat Museum, Redcar, Cleveland and Teesside
- Roald Dahl Museum & Story Centre, Great Missenden, Buckinghamshire
- Rob Piercy Gallery, Porthmadog, North Wales
- Rob Roy & Trossachs Visitor Centre, Callander, Stirlingshire
- Robert Burns Centre, Dumfries, Dumfries and Galloway
- Robert Small's Printing Works, Innerleithen, Borders
- Robin Hill Country Park, Newport, Isle of Wight
- Robin Hoods Bay Beach, Whitby, North Yorkshire
- Robinswood Hill Country Park, Gloucester, Gloucestershire
- Rochdale Pioneers Museum, Rochdale, Lancashire
- Roche Abbey, Rotherham, South Yorkshire
- Rochester Castle, Rochester, Kent
- Rochester Cathedral, Rochester, Kent
- Rock Garden Caves and Nursery, Newton Abbot, Devon
- Rock Mill Woollen and Water Mill, Llandysul, West Wales
- Rock Park, Llandrindod Wells, Mid Wales
- Rockbourne Roman Villa, Fordingbridge, Hampshire
- Rockingham Castle, Market Harborough, Leicestershire
- Rode Hall, Scholar Green, Cheshire
- Rode Hall, Stoke-on-Trent, Staffordshire
- Rodmarton Manor, Cirencester, Gloucestershire
- Roger Heaton Studio and Gallery, Grantham, Lincolnshire
- Rokeby Park, Barnard Castle, County Durham
- Roman Amphitheatre, Chester, Cheshire
- Roman Army Museum, Greenhead, Northumberland
- Roman Bath, Strand, London
- Roman Bath House, Prestatyn, North Wales
- Roman Baths, Bath, Bath
- Roman Catholic Cathedral of St John The Baptist, Norwich, Norfolk
- Roman Gardens, Chester, Cheshire
- Roman Legionary Museum, Caerleon, South Wales
- Roman Painted House, Dover, Kent
- Roman Sandy Story, Sandy, Bedfordshire
- Roman Theatre of Verulamium, St Albans, Hertfordshire
- Roman Tours, Chester, Cheshire
- Romney, Hythe and Dymchurch Railway, New Romney, Kent
- Romsey Abbey, Romsey, Hampshire
- Roome Bay Beach, Crail, Fife
- Roots of Norfolk, Dereham, Norfolk
- Ropeworks Ltd, Pwllheli, North Wales
- Rose Theatre Exhibition, Southwark, London
- Rosedene, Bromsgrove, Worcestershire
- Rosemary Vineyard, Ryde, Isle of Wight
- Rosliston Forestry Centre, Swadlincote, Derbyshire
- Ross's Monument, Rostrevor, County Down
- Rossendale Museum, Rossendale, Lancashire
- Rosslyn Chapel, Roslin, Edinburgh and the Lothians
- Rother Valley Country Park, Rotherham, South Yorkshire
- Rothesay Castle, Rothesay, Argyll
- Roundwood Garden Centre, Braintree, Essex
- Rousham Park House and Garden, Bicester, Oxfordshire
- Rousse Tower, Rousse Headland, Guernsey
- Roves Farm Visitor Centre, Swindon, Wiltshire
- Rowallan Castle, Kilmarnock, Ayrshire and Arran
- Rowley's House Museum, Shrewsbury, Shropshire
- Royal Academy of Arts, Piccadilly, London
- Royal Academy of Music York Gate Collections, Regents Park, London
- Royal Air Force Air Defence Radar Museum, Norwich, Norfolk
- Royal Air Force Museum, Shifnal, Shropshire
- Royal Air Force Museum, Hendon, London
- Royal Albert Memorial Museum & Art Gallery, Exeter, Devon
- Royal Armouries, Fareham, Hampshire
- Royal Armouries Museum, Leeds, West Yorkshire
- Royal Botanic Garden Edinburgh, Edinburgh, Edinburgh and the Lothians
- Royal Burgh of Stirling Visitor Centre, Stirling, Stirlingshire
- Royal Citadel, Plymouth, Devon
- Royal College of Art, South Kensington, London
- Royal College of Physicians Library, Regents Park, London
- Royal Cornwall Museum, Truro, Cornwall
- Royal Crown Derby Visitor Centre, Derby, Derbyshire
- Royal Doulton Visitor Centre, Burslem, Staffordshire
- Royal Dundonald Castle, Kilmarnock, Ayrshire and Arran
- Royal Engineers Museum, Gillingham, Kent
- Royal Fusiliers Museum, Tower Hill, London
- Royal Garrison Church, Portsmouth, Hampshire
- Royal Gloucestershire, Berkshire and Wiltshire Reg Museum, Salisbury, Wiltshire
- Royal Green Jackets (Rifles) Museum, Winchester, Hampshire
- Royal Gunpowder Mills, Waltham Abbey, Essex
- Royal Hampshire Regiment Museum (The), Winchester, Hampshire
- Royal Hospital Chelsea, Chelsea, London
- Royal Lochnagar Distillery, Ballater, Grampian
- Royal London Hospital Archives and Museum, Whitechapel, London
- Royal Marines Museum, Southsea, Hampshire
- Royal Mews, St James's, London
- Royal Military Police Museum, Chichester, Sussex
- Royal Military School of Music, Whitton, London
- Royal Museum, Edinburgh, Edinburgh and the Lothians
- Royal Naval Patrol Service Association Museum, Lowestoft, Suffolk
- Royal Navy Museum, Portsmouth, Hampshire
- Royal Navy Submarine Museum, Gosport, Hampshire
- Royal Norfolk Regimental Museum, Norwich, Norfolk
- Royal Observatory Greenwich, Greenwich, London
- Royal Pavilion, Brighton, Sussex
- Royal Pump Room Museum, Harrogate, North Yorkshire
- Royal Pump Rooms, Leamington Spa, Warwickshire
- Royal Scottish Academy, Edinburgh, Edinburgh and the Lothians
- Royal Shakespeare Company, Stratford Upon Avon, Warwickshire
- Royal Shakespeare Theatre & Swan Theatre, Stratford-upon-Avon, Warwickshire
- Royal Signals Museum, Blandford Forum, Dorset
- Royal Society for the Protection of Birds, Pulborough, Sussex
- Royal Victoria Country Park, Southampton, Hampshire
- Royal Victoria Railway, Southampton, Hampshire
- Royal West of England Academy, Clifton, Bristol
- Royal Yacht Britannia (The), Leith, Edinburgh and the Lothians
- Roydon Wood Wildlife Reserve, Brockenhurst, Hampshire
- Royston Cave, Royston, Hertfordshire
- RSPB - Ellin's Tower Seabird Centre, Holyhead, North Wales
- RSPB Bempton Cliffs Nature Reserve, Bridlington, East Yorkshire
- RSPB Berney Marshes, Great Yarmouth, Norfolk
- RSPB Blacktoft Sands, Goole, East Yorkshire
- RSPB Coombes Valley Nature Reserve, Leek, Staffordshire
- RSPB Dearne Valley, Wombwell, South Yorkshire
- RSPB Fowlmere Nature Reserve, Fowlmere, Cambridgeshire
- RSPB Havergate Island, Woodbridge, Suffolk
- RSPB Lodge Nature Reserve, Sandy, Bedfordshire
- RSPB Minsmere Nature Reserve, Saxmundham, Suffolk
- RSPB North Warren Reserve, Saxmundham, Suffolk
- RSPB Northwood Hill Reserve, Rochester, Kent
- RSPB Ouse Washes, March, Cambridgeshire
- RSPB Snettisham Nature Reserve, Kings Lynn, Norfolk
- RSPB Stour Estuary Nature Reserve, Manningtree, Essex
- RSPB Strumpshaw Fen Nature Reserve, Norwich, Norfolk
- RSPB Titchwell Marsh Nature Reserve, Kings Lynn, Norfolk
- RSPB Wolves Wood, Ipswich, Suffolk
- Ruby Bay Beach, Elie, Fife
- Ruddington Framework Knitters Museum, Nottingham, Nottinghamshire
- Rudyard Lake Steam Railway, Leek, Staffordshire
- Rufford Abbey & Country Park, Newark, Nottinghamshire
- Rufford Old Hall, Ormskirk, Lancashire
- Rugby School and Museum, Rugby, Warwickshire
- Rum Story, Whitehaven, Cumbria
- Rumble Tumble, Wigan, Greater Manchester
- Rupert Brooke Museum, Cambridge, Cambridgeshire
- Rural Beach, Harlech, North Wales
- Rural Life Centre, Farnham, Surrey
- Rushcliffe Country Park, Nottingham, Nottinghamshire
- Rushen Abbey, Ballasalla, Isle of Man
- Rushmoor Country Park & Lincolnshire Rare Breed Poultry, Louth, Lincolnshire
- Rushton Triangular Lodge, Kettering, Northamptonshire
- Ruskin Library, Lancaster, Lancashire
- Ruskin Museum, Coniston, Cumbria
- Russell-Cotes Art Gallery and Museum, Bournemouth, Dorset
- Ruswarp Pleasure Boats, Whitby, North Yorkshire
- Ruthven Barracks, Kingussie, Highlands
- Rutland County Museum, Oakham, Rutland
- Rutland Falconry and Owl Centre, Exton, Rutland
- Rutland Railway Museum, Cottesmore, Rutland
- Rutland Water, Oakham, Rutland
- Rutland Water Cruises: 'Rutland Belle', Whitwell, Rutland
- Rutland Water Cycling, Oakham, Rutland
- Rutland Water Nature Reserve, Egleton, Rutland
- Rydal Mount & Gardens, Ambleside, Cumbria
- Ryde Beach, Ryde, Isle of Wight
- Rye Art Gallery Stormont Studio/Easton Rooms, Rye, Sussex
- Rye Castle Museum, Rye, Sussex
- Rye House Gatehouse, Hoddesdon, Hertfordshire
- Rye Meads Nature Reserve, Stanstead Abbotts, Hertfordshire
- Ryedale Folk Museum, Pickering, North Yorkshire
- Ryhope Engines Museum, Sunderland, Tyne and Wear
- Ryton Organic Gardens, Coventry, Warwickshire
- Ryton Pools Country Park, Coventry, West Midlands
- Ryton Willows, Ryton, Tyne and Wear
- S S Great Britain, Bristol, Bristol
- Saatchi Gallery (The), Chelsea, London
- Sackville College, East Grinstead, Sussex
- Sacrewell Farm and Country Centre, Peterborough, Cambridgeshire
- Saddleworth Museum and Art Gallery, Oldham, Lancashire
- Saffron Walden Museum, Saffron Walden, Essex
- Sainsbury Centre for Visual Arts, Norwich, Norfolk
- Saint Benets Abbey, Great Yarmouth, Norfolk
- Saint Botolphs Priory, Colchester, Essex
- Saint Hill Manor, East Grinstead, Sussex
- Saint Ives Bridge Chapel, Huntingdon, Cambridgeshire
- Saint John Medieval Museum, Hereford, Herefordshire
- Saint Leonard's Tower, West Malling, Kent
- Saint Mary and St Helen's Cathedral, Brentwood, Essex
- Saint Mary's Guildhall, Coventry, West Midlands
- Saint Olave's Priory, Lowestoft, Suffolk
- Saint Patrick Centre (The), Downpatrick, County Down
- Saint Pauls Monastery, Jarrow, Tyne and Wear
- Saint Ronan's Wells Interpretative Centre, Innerleithen, Borders
- Salcombe Maritime and Local History Museum, Salcombe, Devon
- Salcombe Sands, Salcombe, Devon
- Salford Museum, Salford, Greater Manchester
- Salisbury and South Wiltshire Museum, Salisbury, Wiltshire
- Salisbury Cathedral, Salisbury, Wiltshire
- Salisbury Library and Galleries, Salisbury, Wiltshire
- Sally Lunn's House, Bath, Bath
- Saltburn Beach, Saltburn-by-the-Sea, Cleveland and Teesside
- Saltburn Valley Woodland Centre, Saltburn-by-the-Sea, Cleveland and Teesside
- Saltburn's Inclined Tramway, Saltburn-by-the-Sea, Cleveland and Teesside
- Saltcoats Beach, Saltcoats, Ayrshire and Arran
- Saltire Heritage Centre, Athelstaneford, Edinburgh and the Lothians
- Saltram House, Plymouth, Devon
- Saluatation Gardens & Tea Rooms, Sandwich, Kent
- Samarès Manor, St Clement, Jersey
- Samlesbury Hall, Preston, Lancashire
- Sammy Miller Museum Trust, New Milton, Hampshire
- Samuel Johnson Birthplace Museum, Lichfield, Staffordshire
- Samuel Smith Old Brewery, Tadcaster, North Yorkshire
- Samye Ling Monastery & Tibetan Centre, Langholm, Dumfries and Galloway
- Sancreed Beacon, Penzance, Cornwall
- Sand, Sidmouth, Devon
- Sandal Castle, Wakefield, West Yorkshire
- Sandbach Crosses (EH), Sandbach, Cheshire
- Sandbanks Beach, Poole, Dorset
- Sandhaven Beach, South Shields, Tyne and Wear
- Sandhurst Vineyards, Cranbrook, Kent
- Sandlings Forests, Woodbridge, Suffolk
- Sandon Hall, Stafford, Staffordshire
- Sandringham, Kings Lynn, Norfolk
- Sandwell Valley Country Park, West Bromwich, West Midlands
- Sandwich & Pegwell Bay Nature Reserve, Ramsgate, Kent
- Sandymouth Bay, Bude, Cornwall
- Sarehole Mill, Birmingham, West Midlands
- Sarre Windmill, Birchington, Kent
- Satrosphere, Aberdeen, Grampian
- Sausmarez Manor, St Martins, Guernsey
- Sausmarez Manor Sculpture Park, St Martins, Guernsey
- Savill Garden, Englefield Green, Berkshire
- Savings Banks Museum, Ruthwell, Dumfries and Galloway
- Saxtead Green Postmill, Woodbridge, Suffolk
- Scalloway Castle, Scalloway, Shetland Isles
- Scampston Hall and Gardens, Malton, North Yorkshire
- Scaplen's Court Museum, Poole, Dorset
- Scarborough Art Gallery, Scarborough, North Yorkshire
- Scarborough Castle (EH), Scarborough, North Yorkshire
- Scarborough Museums Trust, Scarborough, North Yorkshire
- Scarlett Visitor Centre, Castletown, Isle of Man
- Science Museum, South Kensington, London
- Scolton Visitor Centre, Haverfordwest, West Wales
- Scone Palace, Perth, Perthshire
- Scone Studios, Scone, Perthshire
- Scotch Gill Wood Local Nature Reserve, Morpeth, Northumberland
- Scotland's Larder, Leven, Fife
- Scotland's Secret Bunker, St Andrews, Fife
- Scotney Castle Garden and Estate, Tunbridge Wells, Kent
- Scotstarvit Tower, Cupar, Fife
- Scott Polar Research Institute, Cambridge, Cambridgeshire
- Scott's Grotto, Ware, Hertfordshire
- Scottish Crannog Centre, Aberfeldy, Perthshire
- Scottish Deer Centre, Cupar, Fife
- Scottish Fisheries Museum, Anstruther, Fife
- Scottish Industrial Railway Centre, Ayr, Ayrshire and Arran
- Scottish Maritime Museum, Irvine, Ayrshire and Arran
- Scottish National Gallery of Modern Art, Edinburgh, Edinburgh and the Lothians
- Scottish National Portrait Gallery, Edinburgh, Edinburgh and the Lothians
- Scottish Parliament Public Galleries, Edinburgh, Edinburgh and the Lothians
- Scottish Parliament Visitor Centre and Shop, Edinburgh, Edinburgh and the Lothians
- Scottish Sea Life and Marine Sanctuary, Oban, Argyll
- Scottish Wool Centre, Aberfoyle, Stirlingshire
- Screech Owl Sanctuary, St Columb Major, Cornwall
- Scudamore's Punting, Cambridge, Cambridgeshire
- Sculpture at Goodwood, Chichester, Sussex
- Sea Eagle Hide, Aros, Isle of Mull
- Sea Life Alton Towers, Alton, Staffordshire
- Sea Life and Marine Sanctuary, Scarborough, North Yorkshire
- Sea Life Centre, Brighton, Sussex
- Sea Life Centre Great Yarmouth, Great Yarmouth, Norfolk
- Sea Life Chessington, Chessington, Surrey
- Sea Urchins, Burnham-on-Sea, Somerset
- Seaford Bay, Seaford, Sussex
- Seaford Museum, Seaford, Sussex
- Seal Sanctuary, Mablethorpe, Lincolnshire
- Seallam - Let Me Show You, Harris, Western Isles
- SeaQuarium, Weston Super Mare, Somerset
- Searles Sea Tours, Hunstanton, Norfolk
- Seascale Beach, Seascale, Cumbria
- Seatoller Barn TIC, Keswick, Cumbria
- Seaton Delaval Hall, Whitley Bay, Tyne and Wear
- Seaton Holme, Durham, County Durham
- Seaton Tramway, Seaton, Devon
- Second Air Division Memorial Library, Norwich, Norfolk
- Second City Canal Cruises Limited, Birmingham, West Midlands
- Secret Cold War Bunker, Gravesend, Kent
- Secret Hills - The Shropshire Hills Discovery Centre, Craven Arms, Shropshire
- Sedgwick Museum, Cambridge, Cambridgeshire
- Sedlescombe Vineyard, Sedlescombe, Kent
- Sedlescombe Vineyard, Sedlescombe, Sussex
- Seething Airfield Control Tower, Norwich, Norfolk
- Segedunum (Wallsend) Roman Fort, Baths and Museum, Wallsend, Tyne and Wear
- Segontium Roman Fort, Caernarfon, North Wales
- Segontium Roman Museum, Caernarfon, North Wales
- Selby Abbey, Selby, North Yorkshire
- Selly Manor Museum, Birmingham, West Midlands
- Senedd-Dy Owain Glyndwr, Machynlleth, Mid Wales
- Senhouse Roman Museum, Maryport, Cumbria
- Sennen Cove, Sennen, Cornwall
- Serendipity Sam's Play and Party Centre, Christchurch, Dorset
- Serendipity Sam's Play and Party Centre, Romsey, Hampshire
- Serpentine Gallery, Kensington, London
- Setley Ridge Vineyard, Brockenhurst, Hampshire
- Seton Collegiate Church, Cockenzie, Edinburgh and the Lothians
- Seton Sands Rural Beach, Longniddry, Edinburgh and the Lothians
- Settle-Carlisle Railway, Settle, North Yorkshire
- Seven Sisters Sheep Centre, Eastbourne, Sussex
- Seven Stories, Newcastle upon Tyne, Tyne and Wear
- Sevenoaks Library Gallery and Museum, Sevenoaks, Kent
- Sevenoaks Wildfowl Reserve, Sevenoaks, Kent
- Severn Bridges Visitor Centre, Severn Beach, Bristol
- Severn Leisure Cruises, Worcester, Worcestershire
- Severn Valley Railway, Bewdley, Worcestershire
- Severs House, Whitechapel, London
- Sewerby Hall & Gardens, Bridlington, East Yorkshire
- Sewingshields Wall, Turrets and Milecastle Hadrian's Wall, Hexham, Northumberland
- Sezincote, Moreton-in-Marsh, Gloucestershire
- Shaftesbury Abbey Museum and Garden, Shaftesbury, Dorset
- Shakespeare Birthplace Trust, Stratford-upon-Avon, Warwickshire
- Shakespeare Houses, Stratford-upon-Avon, Warwickshire
- Shakespeare's Globe, Southwark, London
- Shaldon Wildlife Trust, Teignmouth, Devon
- Shalford Mill, Guildford, Surrey
- Shambellie House , Museum of Costume, Dumfries, Dumfries and Galloway
- Shambles Village, Newent, Gloucestershire
- Shandwick Bay Beach, Balintore, Highlands
- Shandy Hall, York, North Yorkshire
- Shanklin Beach, Shanklin, Isle of Wight
- Shanklin Chine, Shanklin, Isle of Wight
- Shap Abbey, Penrith, Cumbria
- Sharnfold Farm, Pevensey, Sussex
- Sharpham Vineyard, Totnes, Devon
- Shatterford Lakes Wildlife Sanctuary and Fishery, Bewdley, Worcestershire
- Shaw's Corner, Welwyn Garden City, Hertfordshire
- Shawsgate Vineyard, Woodbridge, Suffolk
- Sheffield Botanical Gardens, Sheffield, South Yorkshire
- Sheffield Bus Museum, Sheffield, South Yorkshire
- Sheffield Cathedral, Sheffield, South Yorkshire
- Sheffield Industrial Museums Trust Kelham Island Museum, Sheffield, South Yorkshire
- Sheffield Park Garden, Uckfield, Sussex
- Shefton Museum of Greek Art and Archaeology, Newcastle upon Tyne, Tyne and Wear
- Sheldon Manor, Chippenham, Wiltshire
- Shell Grotto, Margate, Kent
- Shell Museum and Saint Martins Church, Holt, Norfolk
- Shepherd Neame Brewery Tours, Faversham, Kent
- Sheppards Stores Limited, Leominster, Herefordshire
- Sheppys Cider Centre, Taunton, Somerset
- Shepreth Wildlife Park, Royston, Hertfordshire
- Sherborne Abbey, Sherborne, Dorset
- Sherborne Castle & Lakeside Gardens, Sherborne, Dorset
- Sherborne Museum, Sherborne, Dorset
- Sherborne Wharf, Birmingham, West Midlands
- Sheringham Beach, Sheringham, Norfolk
- Sheringham Park, Sheringham, Norfolk
- Sherlock Holmes London Tour, Regents Park, London
- Sherlock Holmes Museum, Regents Park, London
- Sherwood Forest Country Park & Visitor Centre, Edwinstowe, Nottinghamshire
- Sherwood Forest Farm Park, Mansfield, Nottinghamshire
- Sherwood Forest Fun Park, Mansfield, Nottinghamshire
- Sherwood Foresters Memorial Tower, Matlock, Derbyshire
- Shetland Museum and Archives, Lerwick, Shetland Isles
- Shibden Hall, Halifax, West Yorkshire
- Shibdon Pond Local Nature Reserve, Gateshead, Tyne and Wear
- Shildon Railway Village, Shildon, County Durham
- Shipley Art Gallery, Gateshead, Tyne and Wear
- Shipley Country Park, Heanor, Derbyshire
- Shipley Gardens, Holme Lacy, Herefordshire
- Shipley Glen Cable Tramway, Shipley, West Yorkshire
- Shipley Windmill, Horsham, Sussex
- Shipwreck and Heritage Centre, Charlestown, Cornwall
- Shipwreck Heritage Centre, Hastings, Sussex
- Shire Hall Gallery, Stafford, Staffordshire
- Shirehall Museum and Abbey Gardens, Little Walsingham, Norfolk
- Shirley Windmill, Croydon, Surrey
- Shoe Museum, Street, Somerset
- Shoebury Common Beach, Southend-on-Sea, Essex
- Shoeburyness East Beach, Southend-on-Sea, Essex
- Shore Road Pumping Station, Birkenhead, Merseyside
- Shoreham Aircraft Museum, Sevenoaks, Kent
- Shortwood Farm, Bromyard, Herefordshire
- Shrewsbury Abbey, Shrewsbury, Shropshire
- Shrewsbury Castle and Shropshire Regimental Museum, Shrewsbury, Shropshire
- Shrewsbury Museum & Art Gallery, Shrewsbury, Shropshire
- Shrine of our Lady of Walsingham, Little Walsingham, Norfolk
- Shrubland Gardens, Ipswich, Suffolk
- Shugborough Estate, Stafford, Staffordshire
- Shute Barton, Axminster, Devon
- Shuttleworth Collection, Biggleswade, Bedfordshire
- Sibsey Trader Windmill, Boston, Lincolnshire
- Sidmouth Museum, Sidmouth, Devon
- Silchester Roman City Walls & Amphitheatre, Silchester, Hampshire
- Sileby Mill Boatyard, Loughborough, Leicestershire
- Silver Blades Ice Rink, Cannock, Staffordshire
- Silverdale Glen, Ballasalla, Isle of Man
- Singleton Park and Botanical Gardens, Swansea, South Wales
- Sion Hill Hall, Thirsk, North Yorkshire
- Sir Alfred Munnings Art Museum, Dedham, Essex
- Sir Bevil Grenville's Monument, Bath, Bath
- Sir Douglas Bader Garden, Cupar, Fife
- Sir Harold Hillier Gardens and Arboretum, Romsey, Hampshire
- Sir John Barrow Cottage, Ulverston, Cumbria
- Sir John Soane's Museum, Holborn, London
- Sir Max Aitken Museum, Cowes, Isle of Wight
- Sir Richard Arkwright's Masson Mills Working Textile Museum, Matlock Bath, Derbyshire
- Sir William Turner Hospital, Redcar, Cleveland and Teesside
- Sissinghurst Castle Garden, Cranbrook, Kent
- Site Gallery (Media, Art, Photography), Sheffield, South Yorkshire
- Sittingbourne Heritage Museum, Sittingbourne, Kent
- Sittingbourne's Steam Railway, Sittingbourne, Kent
- Six Poor Travellers House, Rochester, Kent
- Sizergh Castle, Kendal, Cumbria
- Skara Brae and Skaill House, Stromness, Orkneys
- Skate Park, Penrith, Cumbria
- Skegness Model Village, Skegness, Lincolnshire
- Skegness Natureland Seal Sanctuary, Skegness, Lincolnshire
- Skegness Pier, Skegness, Lincolnshire
- Skegness Water Leisure Park, Skegness, Lincolnshire
- Skenfrith Castle, Abergavenny, South Wales
- Skidby Windmill Museum of East Riding Rural Life, Cottingham, East Yorkshire
- Skipness Castle & Skipness Chapel, Skipness, Argyll
- Skipsea Castle (EH), Driffield, East Yorkshire
- Skipton Castle, Skipton, North Yorkshire
- Skye Serpentarium Reptile World, Broadford, Isle of Skye
- Skylark Studios, Wisbech, Cambridgeshire
- Slaidburn Heritage Centre, Clitheroe, Lancashire
- Slapton Ley Nature Reserve, Kingsbridge, Devon
- Slapton Sands, Torcross, Devon
- Sledmere House, Driffield, East Yorkshire
- Slimbridge Wildfowl and Wetlands Trust, Dursley, Gloucestershire
- Slough Museum, Slough, Berkshire
- Sma' Shot Cottages, Paisley, Glasgow
- Smailholm Tower, Kelso, Borders
- Smallhythe Place, Tenterden, Kent
- Smethwick Heritage Centre, Smethwick, West Midlands
- Smith Art Gallery, Brighouse, West Yorkshire
- Smith Art Gallery & Museum, Stirling, Stirlingshire
- Smithills Country Park, Bolton, Lancashire
- Smithills Hall, Bolton, Lancashire
- Smiths Row Art Gallery, Bury St Edmunds, Suffolk
- Smugglers, Whitby, North Yorkshire
- Smugglers Adventure at St Clements Caves, Hastings, Sussex
- Snaefell Mountain Railway, Douglas, Isle of Man
- Snappy's Children's Indoor Adventure Play Centre, Whitstable, Kent
- Snibston Discovery Park, Coalville, Leicestershire
- Snipe Dales Country Park, Horncastle, Lincolnshire
- Snowdon Mountain Railway, Llanberis, North Wales
- Snowdonia National Park, Penrhyndeudraeth, North Wales
- Snowshill Lavender, Broadway, Worcestershire
- Snowshill Manor, Broadway, Worcestershire
- Soho House Museum, Birmingham, West Midlands
- Soldiers of Gloucestershire Museum, Gloucester, Gloucestershire
- Solway Aviation Museum, Carlisle, Cumbria
- Somerleyton Hall, Lowestoft, Suffolk
- Somerset & Dorset Railway Museum, Watchet, Somerset
- Somerset County Museum, Taunton, Somerset
- Somerset Cricket Museum, Taunton, Somerset
- Somerset Distillery, Martock, Somerset
- Somerset Guild of Craftsmen, Somerton, Somerset
- Somerset Guild of Craftsmen Gallery, Minehead, Somerset
- Somerset House, Strand, London
- Somerset Military Museum, Taunton, Somerset
- Somerset Rural Life Museum, Glastonbury, Somerset
- Sorn Castle and Garden, Mauchline, Ayrshire and Arran
- Soseki Museum in London, Clapham, London
- Souter Johnnie's Cottage, Kirkoswald, Ayrshire and Arran
- Souter Johnnie's Cottage, Maybole, Ayrshire and Arran
- Souter Point Lighthouse, South Shields, Tyne and Wear
- South Bay Beach, Scarborough, North Yorkshire
- South Beach, Aberaeron, West Wales
- South Beach, Whitley Bay, Tyne and Wear
- South Creake Maize Maze, Fakenham, Norfolk
- South Devon Railway, Buckfastleigh, Devon
- South Downs National Park, Midhurst, Sussex
- South Elmham Hall, Harleston, Norfolk
- South Foreland Lighthouse, Dover, Kent
- South Lakes Wild Animal Park Ltd, Dalton-in-Furness, Cumbria
- South London Gallery, Camberwell, London
- South Molton & District Museum, South Molton, Devon
- South of England Rare Breeds Centre, Ashford, Kent
- South Pier Blackpool, Blackpool, Lancashire
- South Ribble Museum and Exhibition Centre, Preston, Lancashire
- South Shields Museum and Art Gallery, South Shields, Tyne and Wear
- South Tyne Trail, Haltwhistle, Northumberland
- South Tynedale Railway, Alston, Cumbria
- South Wales Borderers Museum, Brecon, Mid Wales
- South Wales Miners Museum, Port Talbot, South Wales
- South Walney Nature Reserve, Barrow-in-Furness, Cumbria
- South Yorkshire Railway Co Ltd, Sheffield, South Yorkshire
- Southampton City Art Gallery, Southampton, Hampshire
- Southampton Hall of Aviation, Southampton, Hampshire
- Southampton Maritime Museum, Southampton, Hampshire
- Southbourne Beach, Bournemouth, Dorset
- Southchurch Hall Museum, Southend-on-Sea, Essex
- Southend Pier Museum, Southend-on-Sea, Essex
- Southend Planetarium, Southend-on-Sea, Essex
- Southend Sea Life Adventure, Southend-on-Sea, Essex
- Southend-on-Sea Pier, Southend-on-Sea, Essex
- Southern Electric Museum The Old Power Station, Christchurch, Dorset
- Southerndown Beach, Barry, South Wales
- Southport Beach, Southport, Merseyside
- Southport Pier, Southport, Merseyside
- Southport Zoo and Conservation Trust, Southport, Merseyside
- Southsea Castle, Portsmouth, Hampshire
- Southsea Model Village, Southsea, Hampshire
- Southside House, Wimbledon, London
- Southwark Cathedral, Southwark, London
- Southwell Minster, Southwell, Nottinghamshire
- Southwick Hall, Peterborough, Cambridgeshire
- Southwold Denes Beach, Southwold, Suffolk
- Southwold Lifeboat Museum, Southwold, Suffolk
- Southwold Museum, Southwold, Suffolk
- Southwold Pier, Southwold, Suffolk
- Southwold Sailors' Reading Room, Southwold, Suffolk
- Spa Valley Railway, Tunbridge Wells, Kent
- Space Ace, Eastleigh, Hampshire
- Spacex Gallery, Exeter, Devon
- Spalding Bulb Museum and Horticultural Exhibition, Spalding, Lincolnshire
- Speedwell Cavern, Hope Valley, Derbyshire
- Speke Hall, Speke, Merseyside
- Spencer House, Belgravia, London
- Spetchley Park Gardens, Worcester, Worcestershire
- Speyside Cooperage Visitor Centre, Craigellachie, Grampian
- Speyside Cooperage Visitor Centre, Aberlour, Grampian
- Spike Island, Bristol, Bristol
- Spike Island and West Bank Promenade, Widnes, Cheshire
- Spinnaker Tower, Portsmouth, Hampshire
- Spinners, Lymington, Hampshire
- Spirit of the West American Theme Park, St Columb Major, Cornwall
- Spitfire and Hurricane Memorial Museum, Ramsgate, Kent
- Spode Visitor Centre, Stoke On Trent, Staffordshire
- Spofforth Castle (EH), Harrogate, North Yorkshire
- Springfields Pony Centre and Fun Park, St Columb Major, Cornwall
- Sprivers Garden, Tonbridge, Kent
- Spurn Lightship, Hull, East Yorkshire
- Spynie Palace, Elgin, Grampian
- SS Shieldhall, Southampton, Hampshire
- St Abb's Head National Nature Reserve, Eyemouth, Borders
- St Aidans Beach, Seahouses, Northumberland
- St Aidans Winery, Holy Island, Northumberland
- St Albans Organ Theatre, St Albans, Hertfordshire
- St Andrew's Cathedral, Inverness, Highlands
- St Andrews Aquarium, St Andrews, Fife
- St Andrews Botanic Garden, St Andrews, Fife
- St Andrews Castle and Visitor Centre, St Andrews, Fife
- St Andrews Cathedral, St Andrews, Fife
- St Andrews Cathedral Church, Aberdeen, Grampian
- St Anthony Head, Portscatho, Cornwall
- St Augustine's Abbey, Canterbury, Kent
- St Augustines Farm, Arlingham, Gloucestershire
- St Austell Brewery Visitor Centre, St Austell, Cornwall
- St Barbe Museum and Art Gallery, Lymington, Hampshire
- St Bartholomew's Hospital Archives and Museum, West Smithfield, London
- St Bees Beach, St Bees, Cumbria
- St Blane’s Church, Kingarth, Argyll
- St Breock Downs Monolith, Wadebridge, Cornwall
- St Briavel's Castle, Lydney, Gloucestershire
- St Bridget’s Kirk, Dalgety, Fife
- St Catherine's Castle, Fowey, Cornwall
- St Catherine's Chapel, Abbotsbury, Dorset
- St Catherine's Hill Wildlife Reserve, Winchester, Hampshire
- St Chad's Cathedral, Birmingham, West Midlands
- St Clement’s Church, Harris, Western Isles
- St David's Bishop's Palace, St Davids, West Wales
- St Davids Cathedral, St Davids, West Wales
- St Edmundsbury Cathedral, Bury St Edmunds, Suffolk
- St Fagans National History Museum, Cardiff, South Wales
- St Gile's Cathedral, Edinburgh, Edinburgh and the Lothians
- St Gregory's Minster, Kirkbymoorside, North Yorkshire
- St Ives Society of Artists Old Mariners Church, St Ives, Cornwall
- St John's Chapel & Heritage Centre, Belper, Derbyshire
- St John's College, Oxford, Oxfordshire
- St John's Jerusalem, Dartford, Kent
- St Laurence, Ludlow, Ludlow, Shropshire
- St Machar’s Cathedral Transepts, Aberdeen, Grampian
- St Magnus Cathedral, Kirkwall, Orkneys
- St Magnus Church, Egilsay, Orkneys
- St Margarets Museum, Dover, Kent
- St Martins Church, Canterbury, Kent
- St Martin’s Kirk, Haddington, Edinburgh and the Lothians
- St Mary in the Castle, Hastings, Sussex
- St Mary's Cathedral, Edinburgh, Edinburgh and the Lothians
- St Mary's Church, Edwinstowe, Nottinghamshire
- St Mary's Hospital, Chichester, Sussex
- St Mary's House and Gardens, Steyning, Sussex
- St Mary's Lighthouse, Whitley Bay, Tyne and Wear
- St Mary's Pleasance Gardens, Haddington, Edinburgh and the Lothians
- St Mary's Priory, Malton, North Yorkshire
- St Marys Boatmen's Association, St Marys, Isles of Scilly
- St Mary’s Chapel, Rothesay, Argyll
- St Mary’s Chapel, Crosskirk, Highlands
- St Mary’s Church, Grandtully, Perthshire
- St Mary’s Church, Kirkheugh, St Andrews, Fife
- St Mary’s Kirk, Auchindoir, Grampian
- St Mawes Castle, Truro, Cornwall
- St Michael's Abbey, Farnborough, Hampshire
- St Michael's Abbey, Farnborough, Hampshire
- St Michael's Mount, Penzance, Cornwall
- St Mungo Museum of Religious Life, Glasgow, Glasgow
- St Neots Museum, St Neots, Cambridgeshire
- St Nicholas Cathedral, Newcastle upon Tyne, Tyne and Wear
- St Nicholas Fields Urban Nature Park, York, North Yorkshire
- St Nicholas Priory, Exeter, Devon
- St Ninian’s Chapel, Isle of Whithorn, Dumfries and Galloway
- St Paul's Cathedral, St Pauls, London
- St Pauls Walden Bury Garden, Hitchin, Hertfordshire
- St Peter's Brewery and Visitor Centre, Bungay, Suffolk
- St Peter's Church, Marlborough, Marlborough, Wiltshire
- St Peter's, Preston Old Church, Brighton, Sussex
- St Peter-in-Eastgate Church, Lincoln, Lincolnshire
- St Peter’s Kirk and Parish Cross, Duffus, Grampian
- St Piran Round, Truro, Cornwall
- St Robert's Cave, Knaresborough, North Yorkshire
- St Serf’s Church & Dupplin Cross, Dunning, Perthshire
- St Tiggywinkles Wildlife Hospital, Aylesbury, Buckinghamshire
- St Triduana’s Chapel, Edinburgh, Edinburgh and the Lothians
- St. John's Gate, Clerkenwell, London
- Stables Studio, Lincoln, Lincolnshire
- Stafford Castle & Visitor Centre, Stafford, Staffordshire
- Staffordshire Regiment Museum, Lichfield, Staffordshire
- Stagshaw Gardens, Ambleside, Cumbria
- Stained Glass Museum, Ely, Cambridgeshire
- Stainsby Mill, Chesterfield, Derbyshire
- Staintondale Shire Horse Farm Visitor Centre, Scarborough, North Yorkshire
- Stalham Old Firehouse Museum, Norwich, Norfolk
- Stamford Museum, Stamford, Lincolnshire
- Stamford Shakespeare Company, Stamford, Rutland
- Stanborough Park, Welwyn Garden City, Hertfordshire
- Standedge Visitor Centre, Huddersfield, West Yorkshire
- Standen, East Grinstead, Sussex
- Stanford Hall, Lutterworth, Leicestershire
- Stanley Palace, Chester, Cheshire
- Stanley Spencer Gallery, Cookham, Berkshire
- Stansted Mountfitchet Windmill, Stansted, Essex
- Stansted Park, Rowlands Castle, Hampshire
- Stanton Drew Circles and Cove, Stanton Drew, Bristol
- Stanway Water Gardens, Cheltenham, Gloucestershire
- Stanwick Iron Age Fortifications (EH), Richmond, North Yorkshire
- Staplecombe Vineyards, Taunton, Somerset
- Stapleford Miniature Railway, Melton Mowbray, Leicestershire
- Starston Windpump, Harleston, Norfolk
- Staunton Country Park, Havant, Hampshire
- Staunton Harold Reservoir, Derby, Derbyshire
- STEAM - Museum of the Great Western Railway, Swindon, Wiltshire
- Steam Tug Cervia, Ramsgate, Kent
- Steam Yacht Gondola, Coniston, Cumbria
- Steeple Bumpstead Pottery and Gallery, Haverhill, Suffolk
- Steeton Hall Gateway (EH), Leeds, West Yorkshire
- Stelling Minnis Windmill, Canterbury, Kent
- Stembridge Tower Mill, Langport, Somerset
- Stephenson Railway Museum, North Shields, Tyne and Wear
- Stepney City Farm, Stepney, London
- Stevenage Museum, Stevenage, Hertfordshire
- Stevington Windmill, Bedford, Bedfordshire
- Steyning Museum, Steyning, Sussex
- Stillingfleet Lodge Garden and Nursery, Stillingfleet, North Yorkshire
- Stirling Castle, Stirling, Stirlingshire
- Stirling Old Town Jail, Stirling, Stirlingshire
- Stock Towermill, Ingatestone, Essex
- Stockeld Park, Wetherby, West Yorkshire
- Stocken Farm, Aylesbury, Buckinghamshire
- Stockley Farm, Northwich, Cheshire
- Stockport Art Gallery, Stockport, Greater Manchester
- Stockport Museum, Stockport, Greater Manchester
- Stocks Mill, Tenterden, Kent
- Stockton Bury Gardens, Leominster, Herefordshire
- Stockwith Mill, Spilsby, Lincolnshire
- Stockwood Craft Museum and Gardens, Luton, Bedfordshire
- Stoke Bruerne Boat Company, Towcester, Northamptonshire
- Stoke-Sub-Hamdon Priory, Stoke sub Hamdon, Somerset
- Stokesay Castle, Craven Arms, Shropshire
- Stone House Cottage Gardens, Kidderminster, Worcestershire
- Stoneacre, Maidstone, Kent
- Stonefield Castle Hotel and Garden, Tarbert, Argyll
- Stonehenge, Amesbury, Wiltshire
- Stoneleigh Abbey, Kenilworth, Warwickshire
- Stones Museum, Margam, South Wales
- Stoney Littleton Long Barrow, Bath, Bath
- Stoneywish Country Park, Ditchling, Sussex
- Stonor Park, Henley-on-Thames, Oxfordshire
- Stonyhurst College, Clitheroe, Lancashire
- Stoodleigh Court, Tiverton, Devon
- Storehouse of Foulis, Evanton, Highlands
- Stormont, Belfast, Belfast
- Story of Rye, Rye, Sussex
- Storybook Glen and Garden Centre, Aberdeen, Grampian
- Stott Park Bobbin Mill, Ulverston, Cumbria
- Stour Valley Arts Sculpture Walk, Ashford, Kent
- Stourbridge Navigation Trust, Bonded Warehouse, Stourbridge, West Midlands
- Stourhead Garden & House, Warminster, Wiltshire
- Stourton House Flower Garden, Warminster, Wiltshire
- Stowe Landscape Gardens, Buckingham, Buckinghamshire
- Stowe School, Buckingham, Buckinghamshire
- Stracey Arms Drainage Mill, Norwich, Norfolk
- Strangers' Hall Museum, Norwich, Norfolk
- Strata Florida Abbey, Ystrad Meurig, Mid Wales
- Stratford Brass Rubbing Centre, Stratford-upon-Avon, Warwickshire
- Stratford Butterfly Farm, Stratford-upon-Avon, Warwickshire
- Stratford Ghost Cruise, Stratford-upon-Avon, Warwickshire
- Stratford Park, Stroud, Gloucestershire
- Stratford Town Ghost Walk, Stratford upon Avon, Warwickshire
- Stratford Town Walk, Stratford-upon-Avon, Warwickshire
- Strathclyde Country Park, Motherwell, Lanarkshire
- Strathisla Distillery, Keith, Grampian
- Strathspey Railway, Aviemore, Highlands
- Stratosphere, Aberdeen, Grampian
- Strawberry Hill House St Mary's Stawberry Hill, Twickenham, London
- Streetlife - Hull Museum of Transport, Hull, East Yorkshire
- Streetwise Safety Centre, Bournemouth, Dorset
- Stretton Watermill, Malpas, Cheshire
- Striding Arches, Moniaive, Dumfries and Galloway
- Strinesdale Countryside Area, Oldham, Greater Manchester
- Strome Castle, Lochcarron, Highlands
- Strone House Gardens, Inveraray, Argyll
- Strumpshaw Old Hall Steam Museum and Farm Machinery Collection, Norwich, Norfolk
- Stuart Line Cruises & Boat Trips, Exmouth, Devon
- Studland Beach and Nature Reserve, Swanage, Dorset
- Studley Grange Garden and Leisure Park, Wroughton, Wiltshire
- Stump Cross Caverns, Harrogate, North Yorkshire
- Sturminster Newton Mill, Sturminster Newton, Dorset
- Subtropical Woodland Garden, St Martins, Guernsey
- Sudbury Hall & The National Trust Museum of Childhood, Sudbury, Derbyshire
- Sudeley Castle & Gardens, Winchcombe, Gloucestershire
- Suffolk Horse Museum, Woodbridge, Suffolk
- Suffolk Owl Sanctuary, Stowmarket, Suffolk
- Suffolk Wildlife Park, Lowestoft, Suffolk
- Sufton Court, Mordiford, Herefordshire
- Sui Generis Gallery, Eday, Orkneys
- Sulgrave Manor, Banbury, Oxfordshire
- Summerleaze Beach, Bude, Cornwall
- Summerlee Industrial Museum, Coatbridge, Lanarkshire
- Summit Complex, Llandudno, North Wales
- Sunderland Museum and Winter Gardens, Sunderland, Tyne and Wear
- Sundon Hills Country Park, Luton, Bedfordshire
- Sundown Kiddies Adventureland (Pets Garden), Retford, Nottinghamshire
- Sunnybrae Cottage, Pitlochry, Perthshire
- Sunnycroft, Telford, Shropshire
- Suntrap, Edinburgh, Edinburgh and the Lothians
- Surgeons Hall Museum, Edinburgh, Edinburgh and the Lothians
- Surrey Heath Museum, Camberley, Surrey
- Sussex Falconry Centre, Chichester, Sussex
- Sussex Farm Museum and Nature Trails, Heathfield, Sussex
- Sutton Bank Visitor Centre North York Moors National Park, Thirsk, North Yorkshire
- Sutton Ecology Centre, Carshalton, Surrey
- Sutton Hoo, Woodbridge, Suffolk
- Sutton House, Hackney, London
- Sutton Park, York, North Yorkshire
- Sutton Park Visitor Centre, Sutton Coldfield, West Midlands
- Sutton Scarsdale Hall, Chesterfield, Derbyshire
- Suttons Hospital in Charterhouse, Clerkenwell, London
- Swaffham Museum, Swaffham, Norfolk
- Swaffham Prior Windmill, Cambridge, Cambridgeshire
- Swalcliffe Barn, Banbury, Oxfordshire
- Swaledale Folk Museum, Richmond, North Yorkshire
- Swaledale Woollens, Richmond, North Yorkshire
- Swallow Hayes, Wolverhampton, West Midlands
- Swalwell Visitor Centre, Newcastle upon Tyne, Tyne and Wear
- Swanage Museum, Swanage, Dorset
- Swanage Pier, Swanage, Dorset
- Swanage Railway, Swanage, Dorset
- Swanley New Barn Railway, Swanley, Kent
- Swansea Castle, Swansea, South Wales
- Swansea Museum, Swansea, South Wales
- Swanwick Nature Reserve, Southampton, Hampshire
- Sweetheart Abbey, Dumfries, Dumfries and Galloway
- Swindon and Cricklade Railway, Swindon, Wiltshire
- Swindon Museum and Art Gallery, Swindon, Wiltshire
- Swinford Museum, Lechlade, Gloucestershire
- Swiss Garden, Biggleswade, Bedfordshire
- Sworders Field, Bishops Stortford, Hertfordshire
- Sygun Copper Mine, Beddgelert, North Wales
- Syndale Valley Vineyards and Lavender Gardens, Sittingbourne, Kent
- Syon House and Gardens, Brentford, London
- Sywell Country Park, Northampton, Northamptonshire
- Tabley House Stately Home, Knutsford, Cheshire
- Tales of the Old Gaolhouse, Kings Lynn, Norfolk
- Talisker Distillery, Carbost, Isle of Skye
- Talkin Tarn Country Park, Brampton, Cumbria
- Tall Ship at Glasgow Harbour, Glasgow, Glasgow
- Talley Abbey, Llandeilo, West Wales
- Tallington Lakes, Stamford, Lincolnshire
- Talyllyn Railway, Tywyn, North Wales
- Tam O' Shanter Experience, Ayr, Ayrshire and Arran
- Tamar Cruising, Torpoint, Cornwall
- Tamar Otter & Wildlife Centre, Launceston, Cornwall
- Tamar Valley Donkey Park & Sancturay, Gunnislake, Cornwall
- Tamworth Castle, Tamworth, Staffordshire
- Tanfield Railway, Gateshead, Tyne and Wear
- Tangmere Military Aviation Museum, Chichester, Sussex
- Tank Museum, Wareham, Dorset
- Tankerness House, Kirkwall, Orkneys
- Tantallon Castle, North Berwick, Edinburgh and the Lothians
- Tapeley Park, Bideford, Devon
- Taplow Court, Maidenhead, Berkshire
- Tate Britain, Chelsea, London
- Tate Gallery St Ives, St Ives, Cornwall
- Tate Liverpool, Liverpool, Merseyside
- Tate Modern, Bankside, London
- Tattershall Castle, Lincoln, Lincolnshire
- Tattershall College, Lincoln, Lincolnshire
- Tatton Park, Knutsford, Cheshire
- Teapot World, Conwy, North Wales
- Teapottery Ltd (The), Leyburn, North Yorkshire
- Tebarwith Sands, Polzeath, Cornwall
- Techniquest, Cardiff, South Wales
- Techniquest, Wrexham, North Wales
- Techniquest Glyndŵr, Wrexham, North Wales
- Teddy Bear and Toy Museum, Bromyard, Herefordshire
- Teddy Bear Shop and Vintage Display, Telford, Shropshire
- Teesside White Water Course, Stockton-On-Tees, Cleveland and Teesside
- Teggs Nose Country Park, Macclesfield, Cheshire
- Teifi Valley Railway, Newcastle Emlyn, West Wales
- Teignmouth Museum, Teignmouth, Devon
- Teignmouth Town Beach, Teignmouth, Devon
- Telephone Museum, Castel, Guernsey
- Telford Steam Railway, Telford, Shropshire
- Temple Manor, Rochester, Kent
- Temple Mine, Matlock, Derbyshire
- Temple Newsam Home Farm & Estate, Leeds, West Yorkshire
- Temple of Harmony, Bridgwater, Somerset
- Temple Seal Trips, Holt, Norfolk
- Ten Pin, Maidenhead, Berkshire
- Ten Pin, Stafford, Staffordshire
- Ten Pin, Stoke-on-Trent, Staffordshire
- Ten Pin, Stockport, Cheshire
- Ten Pin, Gloucester, Gloucestershire
- Ten Pin, Southampton, Hampshire
- Ten Pin, Swansea, South Wales
- Ten Pin, Kingston upon Thames, Surrey
- Ten Pin, Bexleyheath, Kent
- Ten Pin, Coventry, West Midlands
- Ten Pin, Birmingham, West Midlands
- Ten Pin, Telford, Shropshire
- Ten Pin, Grantham, Lincolnshire
- Ten Pin, Preston, Lancashire
- Ten Pin, Bury, Lancashire
- Ten Pin, York, North Yorkshire
- Ten Pin, Plymouth, Devon
- Ten Pin, Milton Keynes, Buckinghamshire
- Ten Pin, Southend on Sea, Essex
- Ten Pin, Cambridge, Cambridgeshire
- Ten Pin, Derby, Derbyshire
- Ten Pin, Sunderland, Tyne and Wear
- Ten Pin, Acton, London
- Ten Pin, Leamington Spa, Warwickshire
- Ten Pin, Wrexham, North Wales
- Ten Pin, Chester, Cheshire
- Ten Pin, Feltham, London
- Ten Pin, Chelmsford, Essex
- Ten Pin, Colchester, Essex
- Ten Pin, Edinburgh, Edinburgh and the Lothians
- Ten Pin, Croydon, London
- Ten Pin, Northampton, Northamptonshire
- Ten Pin, Nottingham, Nottinghamshire
- Ten Pin, Exeter, Devon
- Ten Pin, Liverpool, Merseyside
- Ten Pin, Swindon, Wiltshire
- Ten Pin, Kingston upon Thames, London
- Tenbury Museum, Tenbury Wells, Worcestershire
- Tenby Museum & Art Gallery, Tenby, West Wales
- Tenement House (The), Garnethill, Glasgow
- Tennent Caledonian Breweries, Glasgow, Glasgow
- Tenterden and District Museum, Tenterden, Kent
- Tenterden Vineyard, Tenterden, Kent
- Terror Tower, Scarborough, North Yorkshire
- Teston Bridge Country Park, Teston, Kent
- Tetbury Police Museum, Tetbury, Gloucestershire
- Teversal Trails Visitor Centre, Sutton-in-Ashfield, Nottinghamshire
- Teviot Watergardens & Riverside Wal, Kelso, Borders
- Tewkesbury Abbey, Tewkesbury, Gloucestershire
- Tewkesbury Museum, Tewkesbury, Gloucestershire
- Thackray Museum, Leeds, West Yorkshire
- Thame Museum, Thame, Oxfordshire
- Thames Barrier Information Centre, Woolwich, London
- Thaxted Guildhall, Great Dunmow, Essex
- The Alexander Keiller Museum, Avebury, Wiltshire
- The Ark, Poole, Dorset
- The Art Trail Centre, Ferndown, Dorset
- The Beacon, Whitehaven, Cumbria
- The Beatles Story, Liverpool, Merseyside
- The Big Tops, Sheffield, South Yorkshire
- The Biscuit Factory, Newcastle upon Tyne, Tyne and Wear
- The Bishop’s Palace and Earl’s Palace, Kirkwall, Orkneys
- The Black House, Lewis, Western Isles
- The Boat Museum, Ellesmere Port, Cheshire
- The Boating Pool, Ramsgate, Kent
- The Bowes Museum, Barnard Castle, County Durham
- The Butts Farm, Cirencester, Gloucestershire
- The Cage, Wisbech, Cambridgeshire
- The Casbah Coffee Club, Liverpool, Merseyside
- The Charles Dickens Museum, Bloomsbury, London
- The Cotswold Country Park & Beach, Cirencester, Gloucestershire
- The Courts, Trowbridge, Wiltshire
- The Deep, Hull, East Yorkshire
- The Dinosaur Museum, Dorchester, Dorset
- The Dovecote, Richmond, North Yorkshire
- The Flamingo Family Fun Park, Hastings, Sussex
- The Friars, Aylesford, Kent
- The Gallery, Bedford, Bedfordshire
- The Gallery, Malmesbury, Wiltshire
- The Georgian House, Bristol, Bristol
- The Georgian House Museum, Bristol, Bristol
- The Great Tower of Guildford Castle, Guildford, Surrey
- The Guildhall, Guildford, Surrey
- The Herschel Museum of Astronomy, Bath, Bath
- The Higgins Art Gallery and Musuem, Bedford, Bedfordshire
- The Judge's Lodging, Presteigne, Mid Wales
- The Kiln House Gallery, Blackpool, Lancashire
- The Lake District Sheepdog Experience, Duddon Valley, Cumbria
- The Lighthouse, Glasgow, Glasgow
- The MAD Museum, Stratford Upon Avon, Warwickshire
- The Manor, Huntingdon, Cambridgeshire
- The Mere, Ellesmere, Shropshire
- The Milkhope Centre, Newcastle Upon Tyne, Tyne and Wear
- The Mint, Great Yarmouth, Norfolk
- The Mo, Sheringham Museum, Sheringham, Norfolk
- The Much Hadham Forge Museum, Much Hadham, Hertfordshire
- The Museum of Computing, Swindon, Wiltshire
- The Museum of Witchcraft, Boscastle, Cornwall
- The National Forest, Swadlincote, Derbyshire
- The National Forest, Coalville, Leicestershire
- The National Forest, Burton Upon Trent, Staffordshire
- The National Media Museum, Bradford, West Yorkshire
- The National Stud, Newmarket, Suffolk
- The New Duntrune Demonstration Garden, Dundee, Angus and Dundee
- The Old Byre Heritage Centre, Dervaig, Isle of Mull
- The Old House, Rochford, Essex
- The Old House, Hereford, Herefordshire
- The Old Lighthouse, Romney Marsh, Kent
- The Old Original Bakewell Pudding Shop, Bakewell, Derbyshire
- The Old Rectory, Haselbech, Northamptonshire
- The Old Royal Station, Ballater, Grampian
- The Oriental Museum, Durham, County Durham
- The Parachute Centre, Whitchurch, Shropshire
- The Peto Garden At Iford Manor, Bradford-on-Avon, Wiltshire
- The Pineapple, Falkirk, Stirlingshire
- The Playbarn, Norwich, Norfolk
- The Playshack, Shildon, County Durham
- The Pride of the Valley Sculpture Park, Farnham, Surrey
- The Quad Squad, Scarborough, North Yorkshire
- The Queen's Gallery, Buckingham Palace, St James's, London
- The Queen's Gallery, Palace of Holyroodhouse, Edinburgh, Edinburgh and the Lothians
- The Race Centre, Chandlers Ford, Hampshire
- The Rheged Discovery Centre, Penrith, Cumbria
- The Royal Logistic Corps Museum, Deepcut, Surrey
- The Scotch Whisky Experience, Edinburgh, Edinburgh and the Lothians
- The Scottish Kiltmaker Visitor Centre, Inverness, Highlands
- The Secret Garden Gallery, Isle of Arran, Ayrshire and Arran
- The Southern Gallery, Liskeard, Cornwall
- The Stardome, Marylebone, London
- The Time Machine Museum and Coffee Shop, Bromyard, Herefordshire
- The Town Hall, Kings Lynn, Norfolk
- The Vale of Glamorgan Railway Company Ltd, Barry, South Wales
- The Walker, Liverpool, Merseyside
- The Walled Garden at Mells, Mells, Somerset
- The Waterfall, St Nectan's Glen, Tintagel, Cornwall
- The Weir (National Trust), Hereford, Herefordshire
- The Welsh Whisky Company, Penderyn, South Wales
- The Wheel of Manchester, Manchester, Greater Manchester
- The Woodlands Centre, Stornoway, Western Isles
- The Workhouse, Southwell, Nottinghamshire
- The Writers Museum, Edinburgh, Edinburgh and the Lothians
- The Yorkshire Festival of Story, North Yorkshire
- Theakston Working Brewery & Visitor Centre, Ripon, North Yorkshire
- Theatre Museum, Covent Garden, London
- Theatre On The Steps, Bridgnorth, Shropshire
- Theatre Royal, Bury St Edmunds, Suffolk
- Thebes Gallery, Lewes, Sussex
- Thelma Hulbert Gallery, Honiton, Devon
- Thelnetham Windmill, Diss, Norfolk
- Thetford Forest Park, Brandon, Suffolk
- Thetford Priory, Thetford, Norfolk
- Thetford Warren Lodge, Thetford, Norfolk
- Thinktank, Birmingham Science Museum, Birmingham, West Midlands
- Thirlestane Castle, Lauder, Borders
- Thirsk Museum, Thirsk, North Yorkshire
- Thistledown, Nymspfield, Gloucestershire
- Thoresby Exhibition Centre: Thoresby Gallery, Newark, Nottinghamshire
- Thorndon Country Park, Brentwood, Essex
- Thorne Memorial Park Railway, Doncaster, South Yorkshire
- Thorney Heritage Museum, Peterborough, Cambridgeshire
- Thornham Walks, Eye, Suffolk
- Thornham Walled Garden, Eye, Suffolk
- Thornley Woodlands Centre, Rowlands Gill, Tyne and Wear
- Thornthwaite Galleries, Keswick, Cumbria
- Thornton Abbey, Ulceby, Lincolnshire
- Thorp Perrow Arboretum & The Falcons of Thorp Perrow, Bedale, North Yorkshire
- Thorpe Camp Visitor Centre, Lincoln, Lincolnshire
- Thorpe Park, Chertsey, Surrey
- Thorpeness Beach, Thorpeness, Suffolk
- Thorpeness Windmill, Leiston, Suffolk
- Thorrington Tidemill, Colchester, Essex
- Thousand Island Expeditions, St Davids, West Wales
- Threave Castle, Castle Douglas, Dumfries and Galloway
- Threave Estate & Garden, Castle Douglas, Dumfries and Galloway
- Three Choirs Vineyard, Newent, Gloucestershire
- Three Shells Beach, Southend-on-Sea, Essex
- Threlkeld Quarry and Mining Museum, Keswick, Cumbria
- Thrigby Hall Wildlife Gardens, Great Yarmouth, Norfolk
- Thriller Villa, York, North Yorkshire
- Thruxton Kart Centre, Andover, Hampshire
- Thrybergh Country Park, Rotherham, South Yorkshire
- Thurrock Museum, Grays, Essex
- Thursford Collection, Fakenham, Norfolk
- Thwaite Mills Watermill, Leeds, West Yorkshire
- Tilbury Fort, Tilbury, Essex
- Tilgate Park and Nature Centre, Crawley, Sussex
- Tiltridge Vineyard, Worcester, Worcestershire
- Time and Tide Museum, Great Yarmouth, Norfolk
- Time Capsule, Coatbridge, Lanarkshire
- Time-Trail of Roses, Wells, Somerset
- Timeball Tower Museum, Deal, Kent
- Timespan Heritage Centre, Helmsdale, Highlands
- Tintagel Castle - English Heritage, Tintagel, Cornwall
- Tintagel Old Post Office, Tintagel, Cornwall
- Tintern Abbey, Tintern, South Wales
- Tintinhull Garden, Yeovil, Somerset
- Tiptree Tearoom, Museum and Shop, Colchester, Essex
- Tir Prince Raceway Limited, Abergele, North Wales
- Tissington Hall, Ashbourne, Derbyshire
- Titanic’s Dock & Pump-House, Belfast, Belfast
- Titchfield Abbey, Fareham, Hampshire
- Titchfield Haven National Nature Reserve, Fareham, Hampshire
- Titchmarsh Local Nature Reserve, Northampton, Northamptonshire
- Tithe Barn, Bradford-on-Avon, Wiltshire
- Titsey Place and Gardens, Oxted, Surrey
- Tittesworth Visitor Centre, Leek, Staffordshire
- Tiverton Castle, Tiverton, Devon
- Tiverton Museum of Mid Devon Life, Tiverton, Devon
- Toad Hole Cottage Museum, Great Yarmouth, Norfolk
- Tobermory Distillery, Tobermory, Argyll
- Tocketts Water Mill, Guisborough, Cleveland and Teesside
- Toddler World, Dunstable, Bedfordshire
- Toddler World, Hemel Hempstead, Hertfordshire
- Toddler World, Hatfield, Hertfordshire
- Tolbooth Art Centre, Kirkcudbright, Dumfries and Galloway
- Tolhouse Museum, Great Yarmouth, Norfolk
- Tolpuddle Martyrs Museum, Dorchester, Dorset
- Tolquhon Castle, Ellon, Grampian
- Tolsey Museum, Oxford, Oxfordshire
- Tolson Museum, Huddersfield, West Yorkshire
- Tom Brown's School Museum, Faringdon, Oxfordshire
- Tomatin Distillery Visitor Centre, Tomatin, Highlands
- Tonbridge Castle, Tonbridge, Kent
- Topsham Museum, Exeter, Devon
- Tormiston Mill , Kirkwall, Orkneys
- Torosay Castle, Craignure, Argyll
- Torphichen Preceptory, Torphichen, Edinburgh and the Lothians
- Torquay Museum, Torquay, Devon
- Torre Abbey Historic House and Gallery, Torquay, Devon
- Torre Cider, Watchet, Somerset
- Torridon Visitor Centre, Achnasheen, Highlands
- Torrington 1646, Torrington, Devon
- Torrington Museum and Archive, Torrington, Devon
- Totnes Castle, Totnes, Devon
- Totnes Costume Museum, Totnes, Devon
- Totnes Elizabethan House Museum, Totnes, Devon
- Totnes Guildhall, Totnes, Devon
- Totton and Eling Heritage Centre, Southampton, Hampshire
- Towan Beach, Newquay, Cornwall
- Tower Bridge Exhibition, Tower Bridge, London
- Tower Esplanade Beach, Skegness, Lincolnshire
- Tower Knowe Visitor Centre, Hexham, Northumberland
- Tower of London, Tower Bridge, London
- Town Hall Centre, Braintree, Essex
- Town Hall Plate Room-The Crypt, Oxford, Oxfordshire
- Town House Museum of Lynn Life, Kings Lynn, Norfolk
- Town Wall, Southampton, Hampshire
- Towneley Hall Art Gallery and Museum, Burnley, Lancashire
- Townend, Windermere, Cumbria
- Towner Gallery, Eastbourne, Sussex
- Toy Museum, Stow-on-the-Wold, Gloucestershire
- Toys of Yesteryear (Toyshop & Museum), Burton Upon Trent, Staffordshire
- Traditional Heritage Museum, Sheffield, South Yorkshire
- Trafford Ecology Park, Manchester, Greater Manchester
- Trafford Park Heritage Centre, Manchester, Greater Manchester
- TrailWorld Off Road Activity Centre, Markyate, Hertfordshire
- Traws Pleasure Cruises, Blaenau Ffestiniog, North Wales
- Treadgold Industrial Heritage Museum, Portsmouth, Hampshire
- Treak Cliff Cavern, Castleton, Derbyshire
- Trearddur Bay, Holyhead, North Wales
- Treasure Island, Eastbourne, Sussex
- Treasurer's House (NT), York, North Yorkshire
- Treasures of St Cuthbert, Durham, County Durham
- Treasures of the Earth, St Ouen, Jersey
- Trebah Garden, Falmouth, Cornwall
- Treborth Botanic Garden, Bangor, North Wales
- Trecarrell Manor Chapel and Hall, Launceston, Cornwall
- Tredegar House & Park, Newport, South Wales
- Treffry Viaduct, St Austell, Cornwall
- Trefriw Woollen Mills, Trefriw, North Wales
- Tregiffian Burial Chamber, Penzance, Cornwall
- Tregrehan Garden, Par, Cornwall
- Trelissick Garden, Truro, Cornwall
- Trengwainton Garden, Penzance, Cornwall
- Trentham Estate, Stoke-on-Trent, Staffordshire
- Trerice, Newquay, Cornwall
- Tresco Abbey Gardens, Tresco, Isles of Scilly
- Trethevy Quoit, Liskeard, Cornwall
- Trethorne Leisure Park, Launceston, Cornwall
- Tretower Court and Castle, Crickhowell, Mid Wales
- Trevanion Culver House, Wadebridge, Cornwall
- Trevarno Estate Gardens & The National Museum of Gardening, Helston, Cornwall
- Trevithick Cottage, Camborne, Cornwall
- Trewithen Gardens, Truro, Cornwall
- Trilakes Animal, Sandhurst, Berkshire
- Trimdon Grange Quarry, Trimdon, County Durham
- Trinity House, Newcastle upon Tyne, Tyne and Wear
- Trinity House Maritime Museum, Leith, Edinburgh and the Lothians
- Trolleybus Museum at Sandtoft, Sandtoft, Lincolnshire
- Trolleybus Museum at Sandtoftý, Doncaster, South Yorkshire
- Tropical Butterfly House, Wildlife and Falconry Centre, Sheffield, South Yorkshire
- Tropical Wings Zoo, Chelmsford, Essex
- Tropical World, Leeds, West Yorkshire
- Tropical Zoo, Brentford, London
- Tropiquaria Wildlife Park, Watchet, Somerset
- Trotters World of Animals, Keswick, Cumbria
- Trowbridge Museum, Trowbridge, Wiltshire
- True's Yard Museum, Kings Lynn, Norfolk
- Truggery (The), Hailsham, Sussex
- Truro Cathedral, Truro, Cornwall
- Tuckers Hall, Exeter, Devon
- Tuckers Maltings, Newton Abbot, Devon
- Tudor House, Weymouth, Dorset
- Tudor Merchant's House, Tenby, West Wales
- Tulleys Farm Maize Fun Park, Crawley, Sussex
- Tullibardine Chapel, Auchterarder, Perthshire
- Tullie House Museum & Art Gallery, Carlisle, Cumbria
- Tumbletopia, World of Stones, Wadebridge, Cornwall
- Tunbridge Wells Museum and Art Gallery, Tunbridge Wells, Kent
- Tupholme Abbey Tupholme Abbey, Lincoln, Lincolnshire
- Turner Contemporary, Margate, Kent
- Turnpike Gallery, Leigh, Lancashire
- Turton Tower, Bolton, Lancashire
- Tutankhamun Museum, Dorchester, Dorset
- Tutbury Castle, Burton upon Trent, Staffordshire
- Tutbury Crystal, Burton upon Trent, Staffordshire
- Tweddle Children's Animal Farm, Blackhall Colliery, County Durham
- Twickenham World Rugby Museum & Stadium Tours, Twickenham, London
- Twinings, Covent Garden, London
- Twinlakes Family Theme Park, Melton Mowbray, Leicestershire
- Twinwood Arena and The Glenn Miller Museum, Bedford, Bedfordshire
- Twycross Zoo, Atherstone, Warwickshire
- Ty Mawr Wybrnant, Betws-y-Coed, North Wales
- Tyland Barn, Maidstone, Kent
- Tymperleys Clock Museum, Colchester, Essex
- Tyn y Coed Uchaf, Betws-y-Coed, North Wales
- Tyne Green Country Park, Hexham, Northumberland
- Tyne Leisure Line Limited, Newcastle upon Tyne, Tyne and Wear
- Tyne Riverside Country Park, Prudhoe, Northumberland
- Tynemouth Castle and Priory, Tynemouth, Tyne and Wear
- Tynemouth Volunteer Life Brigade, North Shields, Tyne and Wear
- Tyntesfield, Wraxall, Bristol
- Tyrwhitt-Drake Museum of Carriages, Maidstone, Kent
- Tytup Hall, Dalton-in-Furness, Cumbria
- U-boat Story, Birkenhead, Merseyside
- U-Drive Karting, Douglas, Isle of Man
- Ufton Fields Nature Reserve, Leamington Spa, Warwickshire
- Ugbrooke Park, Chudleigh, Devon
- UK Wolf Centre, Reading, Berkshire
- Uley Tumulus (Hetty Peglers Tump), Dursley, Gloucestershire
- Ullapool Museum & Visitor Centre, Ullapool, Highlands
- Ulley Country Park, Rotherham, South Yorkshire
- Ullswater Steamers, Glenridding, Cumbria
- Ulster Museum, Belfast, Belfast
- Umberslade Farm Park, Tanworth In Arden, Warwickshire
- Undercliffe Cemetery, Bradford, West Yorkshire
- Underground Passages, Exeter, Devon
- Underwater Archaeology Centre, Yarmouth, Isle of Wight
- Unicorn Brewery, Stockport, Greater Manchester
- University Gallery Leeds, Leeds, West Yorkshire
- University Gallery, University of Northumbria, Newcastle upon Tyne, Tyne and Wear
- University Museum of Archaeology and Anthropology, Cambridge, Cambridgeshire
- University Museum of Zoology, Cambridge, Cambridgeshire
- University of Durham Botanical Garden, Durham, County Durham
- University of Hull Art Collection, Hull, East Yorkshire
- University of Leicester: Botanic Gardens, Leicester, Leicestershire
- University of Liverpool Art Gallery, Liverpool, Merseyside
- University of Oxford Botanic Garden, Oxford, Oxfordshire
- Unst Boat Haven, Unst, Shetland Isles
- Unst Heritage Centre, Unst, Shetland Isles
- Upfront Gallery and Coffee Shop, Penrith, Cumbria
- Upminster Tithe Barn Agricultural and Folk Museum, Upminster, London
- Upminster Windmill, Upminster, Essex
- Upnor Castle, Rochester, Kent
- Uppark House & Garden, Petersfield, Hampshire
- Upper Derwent Reservoirs, Hope Valley, Derbyshire
- Upper Wharfedale Museum, Skipton, North Yorkshire
- Upton Castle Gardens, Cosheston, West Wales
- Upton Country Park, Poole, Dorset
- Upton Heritage Centre, Upton-upon-Severn, Worcestershire
- Upton House & Gardens, Banbury, Oxfordshire
- Urbis - The Museum of Urban Living, Manchester, Greater Manchester
- Ure Museum of Greek Archaeology, Reading, Berkshire
- Urquhart Castle, Inverness, Highlands
- Usher Gallery, Lincoln, Lincolnshire
- Usk Castle, Usk, South Wales
- Uttoxeter Heritage Centre, Uttoxeter, Staffordshire
- Vale and Downland Museum, Wantage, Oxfordshire
- Vale of Rheidol Railway, Aberystwyth, West Wales
- Vale Wildlife Visitor Centre, Evesham, Worcestershire
- Valence House Museum, Dagenham, Essex
- Valle Crucis Abbey, Llangollen, North Wales
- Valley Inheritance Museum (The), Pontypool, South Wales
- Valley Vineyards, Reading, Berkshire
- Vane Farm Nature Reserve, Kinross, Perthshire
- Vauxhall Saint Peter's Heritage Centre, Battersea, London
- Vazon Bay, Vazon, Guernsey
- Veddw House Garden, Chepstow, South Wales
- Vegetable Kingdom, Coventry, Warwickshire
- Venn Mill Garford, Abingdon, Oxfordshire
- Ventnor Beach, Ventnor, Isle of Wight
- Ventnor Botanic Garden, Ventnor, Isle of Wight
- Ventnor Botanic Garden Visitor Centre, Ventnor, Isle of Wight
- Ventnor Heritage Museum, Ventnor, Isle of Wight
- Verdant Works, Dundee, Angus and Dundee
- Verulamium Museum, St Albans, Hertfordshire
- Vestry House Museum, Walthamstow, London
- Victor Hugo's House, St Peter Port, Guernsey
- Victoria and Albert Museum, South Kensington, London
- Victoria Art Gallery, Bath, Bath
- Victoria Jubilee Museum, Barnsley, South Yorkshire
- Victorian Reed Organ Museum, Shipley, West Yorkshire
- Viewpark Gardens, Uddingston, Glasgow
- Viking Bay Sands, Broadstairs, Kent
- Vikingar, Largs, Ayrshire and Arran
- VillageLife, Maidenhead, Berkshire
- Vina Cooke Museum of Dolls and Bygone Childhood, Newark, Nottinghamshire
- Vindolanda, Hexham, Northumberland
- Vinopolis, Waterloo, London
- Vintage Carriages Trust Museum of Rail Travel, Keighley, West Yorkshire
- Vintage Trains, Birmingham, West Midlands
- Volks Electric Railway, Brighton, Sussex
- Vyne (The), Basingstoke, Hampshire
- Waddesdon Manor, Aylesbury, Buckinghamshire
- Wakefield Art Gallery, Wakefield, West Yorkshire
- Wakefield Cathedral, Wakefield, West Yorkshire
- Wakefield Museum, Wakefield, West Yorkshire
- Wakehurst Place Gardens, Haywards Heath, Sussex
- Walberswick Visitor Centre, Southwold, Suffolk
- Walcot Hall, Lydbury North, Shropshire
- Walford Mill Craft Centre, Wimborne, Dorset
- Walking Tour of Oxford University, Oxford, Oxfordshire
- Walks of Life Heritage Centre, Newark, Nottinghamshire
- Wall Roman Site (Letocetum), Lichfield, Staffordshire
- Wallace Collection (The), Fitzrovia, London
- Walled Garden, Basingstoke, Hampshire
- Walled Garden, Saxmundham, Suffolk
- Wallingford Castle Gardens, Wallingford, Oxfordshire
- Wallingford Museum, Wallingford, Oxfordshire
- Wallington, Morpeth, Northumberland
- Walmer Castle and Gardens, Deal, Kent
- Walpole Bay Hotel Museum, Cliftonville, Kent
- Walpole Water Gardens, Wisbech, Cambridgeshire
- Walsall Arboretum, Walsall, West Midlands
- Walsall Leather Museum, Walsall, West Midlands
- Walsall Museum, Walsall, West Midlands
- Walsingham Abbey Grounds, Little Walsingham, Norfolk
- Waltham Abbey Church, Waltham Abbey, Essex
- Waltham Windmill, Grimsby, Lincolnshire
- Walton Hall & Gardens, Warrington, Cheshire
- Walton Hall Museum, Stanford-le-Hope, Essex
- Walton Maritime Museum, Walton-on-the-Naze, Essex
- Walton Pier, Walton on the Naze, Essex
- Walworth Castle Birds of Prey, Walworth, County Durham
- Wanborough Great Barn, Guildford, Surrey
- Wandle Industrial Museum, Mitcham, Surrey
- Wandlebury Country Park, Cambridge, Cambridgeshire
- Wanlockhead Beam Engine, Wanlockhead, Dumfries and Galloway
- Wansbeck Riverside Park, Ashington, Northumberland
- Warburg Reserve, Henley-on-Thames, Oxfordshire
- Ware Museum, Ware, Hertfordshire
- Ware Priory, Ware, Hertfordshire
- Wareham Town Museum, Wareham, Dorset
- Waresley and Gransden Woods, Sandy, Bedfordshire
- Warkworth Castle, Morpeth, Northumberland
- Warkworth Hermitage, Morpeth, Northumberland
- Warkworth Rural Beach, Warkworth, Northumberland
- Warminster Dewey Museum, Warminster, Wiltshire
- Warrington Museum and Art Gallery, Warrington, Cheshire
- Warwick Castle, Warwick, Warwickshire
- Warwickshire Museum, Warwick, Warwickshire
- Warwickshire Yeomanry Museum, Warwick, Warwickshire
- Waseley Hills Country Park, Birmingham, West Midlands
- Washington Old Hall, Washington, Tyne and Wear
- Wassand Hall, Gardens & Grounds, Hull, East Yorkshire
- Wat Tyler Country Park, Basildon, Essex
- Watchet Boat Museum, Watchet, Somerset
- Watchet Market House Museum, Watchet, Somerset
- Water Fowl Sanctuary and Children's Animal Centre, Banbury, Oxfordshire
- Water of Leith Visitor Centre, Edinburgh, Edinburgh and the Lothians
- Water Supply Museum, Weymouth, Dorset
- Water's Edge Country Park, Barton-upon-Humber, Lincolnshire
- Watercress Line (The), Alresford, Hampshire
- Waterfront Museum, Poole, Dorset
- Watergate Forest Park, Gateshead, Tyne and Wear
- Waterline Leisure, York, North Yorkshire
- Watermead Country Park, Leicester, Leicestershire
- Watermill Theatre, Newbury, Berkshire
- Watermouth Castle, Ilfracombe, Devon
- Waterperry Gardens, Oxford, Oxfordshire
- Watersmeet, Lynmouth, Devon
- Waterways Museum (The), Goole, East Yorkshire
- Waterworld, Stoke-on-Trent, Staffordshire
- Watford Museum, Watford, Hertfordshire
- Wattisham Airfield Museum, Ipswich, Suffolk
- Watts Gallery, Guildford, Surrey
- Waveney River Tours Ltd, Lowestoft, Suffolk
- Waverley and Balmoral Pleasure Steamers, Ilfracombe, Devon
- Waylands Smithy, Swindon, Wiltshire
- Wayside Folk Museum, Zennor, Cornwall
- Weald & Downland Open Air Museum, Chichester, Sussex
- Weald Country Park, Brentwood, Essex
- Weardale Museum and High House Chapel, Bishop Auckland, County Durham
- Weardale Railway, Bishop Auckland, County Durham
- Weavers Cottage, Kilbarchan, Glasgow
- Weavers Cottage, Rawtenstall, Lancashire
- Weavers' Triangle Visitor Centre, Burnley, Lancashire
- Webb Ellis Rugby Football Museum, Rugby, Warwickshire
- Webbs of Wychbold, Garden Centre, Droitwich, Worcestershire
- Wedgwood Visitor Centre, Stoke-on-Trent, Staffordshire
- Wednesbury Art Gallery and Museum, Wednesbury, West Midlands
- Weeting Castle, Brandon, Norfolk
- Welch Regiment Museum, Cardiff, South Wales
- Wellcome Trust, Regents Park, London
- Wellesbourne Wartime Museum, Wellesbourne, Warwickshire
- Wellesbourne Watermill, Warwick, Warwickshire
- Wellingborough Museum, Wellingborough, Northamptonshire
- Wellingham Walled Herb Garden, Lewes, Sussex
- Wellington Arch, Hyde Park Corner, London
- Wellington Aviation Museum, Moreton-in-Marsh, Gloucestershire
- Wellington Country Park, Riseley, Berkshire
- Wellington Museum, Wellington, Somerset
- Wells Cathedral, Wells, Somerset
- Wells Harbour Railway, Wells-next-the-Sea, Norfolk
- Wells Museum, Wells, Somerset
- Wells Walsingham Railway, Wells-next-the-Sea, Norfolk
- Welsh Hawking Centre, Barry, South Wales
- Welsh Highland Railway (Porthmadog), Porthmadog, North Wales
- Welsh Mountain Zoo, Colwyn Bay, North Wales
- Welsh Royal Crystal, Rhayader, Mid Wales
- Welshpool & Llanfair Railway, Welshpool, Mid Wales
- Welwyn Roman Baths, Welwyn Garden City, Hertfordshire
- Wembley Stadium Tours, Wembley, London
- Wensleydale Creamery, Hawes, North Yorkshire
- Wensleydale Railway plc, Northallerton, North Yorkshire
- Wentworth Castle & Gardens, Barnsley, South Yorkshire
- Werneth Low Country Park and Lower Higham Visitor Centre, Hyde, Cheshire
- Wernher Collection at Ranger's House, Greenwich, London
- Wernlas Collection, Ludlow, Shropshire
- Wesley Cottage, Launceston, Cornwall
- Wesley's Chapel, House and Museum of Methodism, Clerkenwell, London
- West Acre Gardens, Kings Lynn, Norfolk
- West Bay, Westgate-on-Sea, Kent
- West Beach, Littlehampton, Sussex
- West Beach, Clacton-on-Sea, Essex
- West Beach, Silloth, Cumbria
- West Berkshire Museum, Newbury, Berkshire
- West Blatchington Windmill, Hove, Sussex
- West Cliff Beach, Whitby, North Yorkshire
- West Dean Gardens, Chichester, Sussex
- West End Local History Museum & Heritage Centre, Southampton, Hampshire
- West Green House Garden, Hook, Hampshire
- West Highland Heavy Horses, Millom, Cumbria
- West Lancashire Light Railway, Preston, Lancashire
- West Lodge Rural Centre, Kettering, Northamptonshire
- West Midland Safari and Leisure Park, Bewdley, Worcestershire
- West Midlands Police Museum, Birmingham, West Midlands
- West Norwood Cemetery, West Norwood, London
- West Park Museum and Art Gallery, Macclesfield, Cheshire
- West Sands, St Andrews, Fife
- West Shore, Llandudno, North Wales
- West Somerset Railway, Minehead, Somerset
- West Somerset Railway, Taunton, Somerset
- West Somerset Rural Life Museum, Minehead, Somerset
- West Stow Country Park and Anglo-Saxon Village, Bury St Edmunds, Suffolk
- West Sussex Falconry, Chichester, Sussex
- West Wales Museum of Childhood, Llangeler, West Wales
- West Wittering Beach, Chichester, Sussex
- West Wycombe Park, West Wycombe, Buckinghamshire
- Westbury Court Garden, Westbury-on-Severn, Gloucestershire
- Westbury Manor Museum, Fareham, Hampshire
- Westcott Gallery, Dorking, Surrey
- Western Approaches, Liverpool, Merseyside
- Western Heights Preservation Society, Deal, Kent
- Westgate, Winchester, Hampshire
- Westmill Farm Complex, Ware, Hertfordshire
- Westminster Abbey, Westminster, London
- Westminster Cathedral, Westminster, London
- Weston Park, Shifnal, Shropshire
- Weston-super-Mare Beach, Weston-super-Mare, Somerset
- Weston-super-Mare Heritage Centre, Weston-super-Mare, Somerset
- Westonbirt School, Gardens & House, Tetbury, Gloucestershire
- Westonbirt, The National Arboretum, Tetbury, Gloucestershire
- Westons Cider Visitor Centre, Ledbury, Herefordshire
- Westonzoyland Pumping Station, Westonzoyland, Somerset
- Westray Heritage Centre, Westray, Orkneys
- Westside Church, Westray, Orkneys
- Westwood Manor, Bradford-on-Avon, Wiltshire
- Wet n Wild, Whitley Bay, Tyne and Wear
- Wetheral Priory Gatehouse, Carlisle, Cumbria
- Wetheriggs Animal Rescue Centre, Penrith, Cumbria
- Wetheriggs Country Pottery, Penrith, Cumbria
- Wetlands Waterfowl and Exotic Bird Park, Retford, Nottinghamshire
- Weymouth Sea Life Park, Weymouth, Dorset
- Whaley Thorns Heritage Centre Museum, Mansfield, Nottinghamshire
- Whalley Abbey, Clitheroe, Lancashire
- Wharram Percy Church and Deserted Medieval Village (EH), Malton, North Yorkshire
- Whatley Vineyard and Herb Garden, Frome, Somerset
- Whatton Gardens, Loughborough, Leicestershire
- Wheatcroft Garden Centre, Nottingham, Nottinghamshire
- Wheeldale Moor Roman Road (EH), Whitby, North Yorkshire
- Where Bears are Born, Brixham, Devon
- Whin Hill Cider, Wells-next-the-Sea, Norfolk
- Whinlatter Forest Park, Keswick, Cumbria
- Whipple Museum of the History of Science, Cambridge, Cambridgeshire
- Whisby Nature Park, Lincoln, Lincolnshire
- Whistlestop Countryside Centre, Matlock Bath, Derbyshire
- Whitburn North Beach, Sunderland, Tyne and Wear
- Whitburn South Beach, Sunderland, Tyne and Wear
- Whitby Abbey, Whitby, North Yorkshire
- Whitby Lifeboat Museum (RNLI), Whitby, North Yorkshire
- Whitby Museum, Whitby, North Yorkshire
- Whitchurch Silk Mill, Whitchurch, Hampshire
- White Castle, Abergavenny, South Wales
- White Cliffs of Dover, Dover, Kent
- White Cottage Garden and Cranesbill Nursery, Redditch, Worcestershire
- White Cube 2, Islington, London
- White Ladies Priory, Stafford, Staffordshire
- White Mill Rural Heritage Centre, Sandwich, Kent
- White Post Farm, Farnsfield, Nottinghamshire
- White Scar Cave, Ingleton, North Yorkshire
- White Tree Studio & Gallery, Wolverhampton, West Midlands
- Whitechapel Art Gallery, Whitechapel, London
- Whitehall, Sutton, Surrey
- Whitehaven Marine Adventures, Whitehaven, Cumbria
- Whithorn Priory & Museum, Whithorn, Dumfries and Galloway
- Whithorn Trust (The), Whithorn, Dumfries and Galloway
- Whitlenge Gardens, Hartlebury, Worcestershire
- Whitmore bay, Barry, South Wales
- Whitmore Hall, Newcastle-under-Lyme, Staffordshire
- Whitstable Castle, Whitstable, Kent
- Whitstable Museum and Gallery, Whitstable, Kent
- Whittlesey Museum, Peterborough, Cambridgeshire
- Whitworth Art Gallery, Manchester, Greater Manchester
- Whitworth Hall Country Park, Durham, County Durham
- Whitworth Water Ski and Recreation Centre, Rochdale, Lancashire
- Whorlton Leisure Park, Barnard Castle, County Durham
- Wichenford Dovecote, Wichenford, Worcestershire
- Wicken Fen National Nature Reserve, Ely, Cambridgeshire
- Wickham Vineyard, Southampton, Hampshire
- Wicksteed Park, Kettering, Northamptonshire
- Widemouth Bay, Bude, Cornwall
- Wigan Pier, Wigan, Lancashire
- Wigan Pier Indoor Karting, Wigan, Greater Manchester
- Wightwick Manor, Wolverhampton, West Midlands
- Wigmore Castle (ruin), Leominster, Herefordshire
- Wilberforce House, Hull, East Yorkshire
- Wilderhope Manor (National Trust), Much Wenlock, Shropshire
- Wilderness Discovery Centre, Chepstow, South Wales
- Wilderness Wood, Uckfield, Sussex
- Wildfowl & Wetlands Trust, Caerlaverock, Dumfries and Galloway
- Wildfowl and Wetlands Trust, Llanelli, South Wales
- Wildfowl and Wetlands Trust, Wisbech, Cambridgeshire
- Wildfowl and Wetlands Trust Washington, Washington, Tyne and Wear
- Wildlife Water Trail, Great Yarmouth, Norfolk
- Wildwood, Herne Bay, Kent
- Wildwood Gallery, Bury St Edmunds, Suffolk
- Wildwood Trust, Herne Bay, Kent
- Willen Lake and Park, Milton Keynes, Buckinghamshire
- Willenhall Museum, Willenhall, West Midlands
- Willesborough Windmill, Ashford, Kent
- William Booth Memorial Complex, Nottingham, Nottinghamshire
- William Carey Museum, Leicester, Leicestershire
- William Morris Gallery, Walthamstow, London
- William Salt Library, Stafford, Staffordshire
- Williamson Art Gallery, Birkenhead, Merseyside
- Williamson Tunnels Heritage Centre, Liverpool, Merseyside
- Williamson's Traditional Family Fair, Norwich, Norfolk
- Willis Museum (The), Basingstoke, Hampshire
- Willoughby Memorial Trust Gallery, Grantham, Lincolnshire
- Willow Farm Flowers, Norwich, Norfolk
- Willows and Wetlands Visitor Centre, Taunton, Somerset
- Willows Farm Village, St Albans, Hertfordshire
- Wilton Carpet Factory Limited, Salisbury, Wiltshire
- Wilton House, Salisbury, Wiltshire
- Wilton Park, Batley, West Yorkshire
- Wilton Windmill, Marlborough, Wiltshire
- Wiltshire Heritage Museum, Devizes, Wiltshire
- Wimbledon Lawn Tennis Museum, Wimbledon, London
- Wimbledon Museum of Local History, Wimbledon, London
- Wimbledon Windmill Museum, Wimbledon, London
- Wimborne Minster, Wimborne, Dorset
- Wimborne Model Town and Gardens, Wimborne, Dorset
- Wimpole Hall and Home Farm, Cambridge, Cambridgeshire
- Winchcombe Folk and Police Museum, Winchcombe, Gloucestershire
- Winchcombe Railway Museum & Garden, Winchcombe, Gloucestershire
- Winchelsea Beach, Winchelsea, Sussex
- Winchester Cathedral, Winchester, Hampshire
- Winchester City Museum, Winchester, Hampshire
- Winchester Palace, Southwark, London
- Wind in the Willows, Henley-on-Thames, Oxfordshire
- Windermere Lake Cruises, Bowness on Windermere, Cumbria
- Windermere Steamboat Centre, Windermere, Cumbria
- Winderwath Garden, Penrith, Cumbria
- Winding House, New Tredegar, South Wales
- Windmill Hill Nature Reserve, Evesham, Worcestershire
- Windmill Vineyard, Daventry, Northamptonshire
- Windsor and Royal Borough Museum, Windsor, Berkshire
- Windsor Castle, Windsor, Berkshire
- Wingfield Manor, Alfreton, Derbyshire
- Wingfield Old College & Gardens, Wingfield, Suffolk
- Wingham Wildlife Park, Canterbury, Kent
- Winkburn Hall, Newark, Nottinghamshire
- Winkies Castle Folk Museum, Redcar, Cleveland and Teesside
- Winkworth Arboretum, Godalming, Surrey
- Winlaton Cottage Forge, Blaydon On Tyne, Tyne and Wear
- Winnall Moors Nature Reserve, Winchester, Hampshire
- Winsford Walled Garden, Halwill Junction, Devon
- Winshields Roman Wall and Milecastle Hadrian's Wall, Hexham, Northumberland
- Winterbourne House and Garden, Birmingham, West Midlands
- Winterbourne Poor Lot Barrows, Dorchester, Dorset
- Wirksworth Heritage Centre, Wirksworth, Derbyshire
- Wirral Country Park, Thurstaston, Merseyside
- Wisbech and Fenland Museum, Wisbech, Cambridgeshire
- Wish Tower Puppet Museum, Eastbourne, Sussex
- Witenagemot Wines Ltd, Ipswich, Suffolk
- Withernsea Beach, Withernsea, East Yorkshire
- Withernsea Lighthouse Museum, Withernsea, East Yorkshire
- Witley Centre, Godalming, Surrey
- Witley Court, Great Witley, Worcestershire
- Witton Country Park and Visitor Centre, Blackburn, Lancashire
- Woburn Abbey, Woburn, Bedfordshire
- Woburn Heritage Centre, Milton Keynes, Bedfordshire
- Woburn Safari Park, Woburn, Bedfordshire
- Wolfeton House, Dorchester, Dorset
- Wollaston Museum, Wellingborough, Northamptonshire
- Wollaton Hall, Nottingham, Nottinghamshire
- Wolseley Centre - Staffs Wildlife Trust, Stafford, Staffordshire
- Wolterton & Mannington Estate, Norwich, Norfolk
- Wolverhampton Art Gallery, Wolverhampton, West Midlands
- Wolvesey Castle, Winchester, Hampshire
- Women's Library, Whitechapel, London
- Wonderland, Telford, Shropshire
- Wonderland Pleasure Park, Newark, Nottinghamshire
- Wood End Museum, Scarborough, North Yorkshire
- Wood Green Animal Shelters, Huntingdon, Cambridgeshire
- Woodbridge Museum, Woodbridge, Suffolk
- Woodbridge Tide Mill, Woodbridge, Suffolk
- Woodchester Mansion, Nailsworth, Gloucestershire
- Woodchester Park, Stonehouse, Gloucestershire
- Woodchurch Windmill, Ashford, Kent
- Woodcraft Gallery, Tintagel, Cornwall
- Woodforde's Brewery Shop and Vistor Centre, Norwich, Norfolk
- Woodgate Valley Country Park, Birmingham, West Midlands
- Woodhall Spa Cottage Museum, Woodhall Spa, Lincolnshire
- Woodhenge, Salisbury, Wiltshire
- Woodhorn Colliery Museum and Woodhorn Narrow Gauge Railway, Ashington, Northumberland
- Woodlands Family Theme Park, Dartmouth, Devon
- Woods Mill Nature Reserve, Henfield, Sussex
- Woodside Animal & Leisure Park, Luton, Bedfordshire
- Woodside Visitor Centre, Birkenhead, Merseyside
- Woodthorpe Grange Park, Nottingham, Nottinghamshire
- Woolpit and District Museum, Bury St Edmunds, Suffolk
- Woolsthorpe Manor, Grantham, Lincolnshire
- Woolston Gallery, Bradford, West Yorkshire
- Woolton Picture House, Liverpool, Merseyside
- Woottens of Wenhaston, Halesworth, Suffolk
- Worcester Cathedral, Worcester, Worcestershire
- Worcester City Art Gallery & Museum, Worcester, Worcestershire
- Worcester Woods Country Park, Worcester, Worcestershire
- Worcestershire County Museum, Kidderminster, Worcestershire
- Worden Arts and Crafts Centre, Preston, Lancashire
- Wordsworth House, Cockermouth, Cumbria
- Workhouse Museum of Poor Law, Ripon, North Yorkshire
- World Famous Old Blacksmith's Shop Centre, Gretna, Dumfries and Galloway
- World Horse Welfare, Snetterton, Norfolk
- World in Miniature, Truro, Cornwall
- World of Beatrix Potter Attraction, Bowness on Windermere, Cumbria
- World of Country Life, Exmouth, Devon
- World of Glass, St Helens, Merseyside
- World of James Herriot, Thirsk, North Yorkshire
- World of Model Railways, St Austell, Cornwall
- Worsbrough Country Park, Barnsley, South Yorkshire
- Worsbrough Mill Museum and Country Park, Barnsley, South Yorkshire
- Worthing Museum and Art Gallery, Worthing, Sussex
- Worthing Town Beach, Worthing, Sussex
- Wortley Top Forge, Sheffield, South Yorkshire
- Wrawby Windmill, Brigg, Lincolnshire
- Wrest Park Gardens, Luton, Bedfordshire
- Wroxeter Roman City (Viroconium EH), Shrewsbury, Shropshire
- Wroxeter Roman Vineyard, Shrewsbury, Shropshire
- WWT Martin Mere Wetland Centre, Ormskirk, Lancashire
- WWT Welney Wetland Centre, Wisbech, Cambridgeshire
- Wycoller Country Park, Colne, Lancashire
- Wycombe Museum, High Wycombe, Buckinghamshire
- Wye Valley Centre, Chepstow, South Wales
- Wyken Hall Gardens and Wyken Vineyards, Bury St Edmunds, Suffolk
- Wylam Railway Museum, Wylam, Northumberland
- Wylye Valley Art Trail, Warminster, Wiltshire
- Wymondham Abbey, Wymondham, Norfolk
- Wymondham Heritage Museum, Wymondham, Norfolk
- Wymondham Historic Railway Station, Wymondham, Norfolk
- Wymondham Windmill & Craft Centre, Melton Mowbray, Leicestershire
- Wyre Estuary Country Park, Thornton Cleveleys, Lancashire
- Wyre Forest Discovery Centre, Kidderminster, Worcestershire
- Wyreside Ecology Centre, Thornton Cleveleys, Lancashire
- Wyreside Ecology Centre, Blackpool, Lancashire
- Wysing Arts, Cambridge, Cambridgeshire
- Wythenshawe Hall, Manchester, Greater Manchester
- XTREME Trampoline @ Wonderland, Telford, Shropshire
- Y Goeden Fach Bonsai Centre, Llanelli, West Wales
- Yaldham Manor, Wrotham, Kent
- Yalding Organic Gardens, Maidstone, Kent
- Yard Gallery, Nottingham, Nottinghamshire
- Yarmouth Castle, Yarmouth, Isle of Wight
- Yarn Market, Dunster, Somerset
- Yateley Common Country Park, Yateley, Hampshire
- Ye Olde Curiosity Museum, Mablethorpe, Lincolnshire
- Yearlstone Vineyard, Bickleigh, Devon
- Yellow Duckmarine Tours, Liverpool, Merseyside
- Yellowcraig Rural Beach, Dirleton, Edinburgh and the Lothians
- York & Lancaster Regimental Museum, Rotherham, South Yorkshire
- York Brewery, York, North Yorkshire
- York Castle Museum, York, North Yorkshire
- York City Art Gallery, York, North Yorkshire
- York Dungeon, York, North Yorkshire
- York Gate Garden, Leeds, West Yorkshire
- York Minster, York, North Yorkshire
- York Model Railway Ltd, York, North Yorkshire
- York Observatory, York, North Yorkshire
- York St Mary's, York, North Yorkshire
- York Tour by Guide, York, North Yorkshire
- YorkBoat, York, North Yorkshire
- Yorkshire Dales Falconry & Conservation Centre, Settle, North Yorkshire
- Yorkshire Dales National Park, Skipton, North Yorkshire
- Yorkshire Museum & Gardens, York, North Yorkshire
- Yorkshire Museum of Farming, York, North Yorkshire
- Yorkshire Sculpture Park, Wakefield, West Yorkshire
- Yorvik Brass Rubbing Centre, York, North Yorkshire
- Zorbing South UK Ltd, Bockhampton, Dorset
- ZSL Whipsnade Zoo, Dunstable, Bedfordshire
- Blairquhan Castle, Maybole, Ayrshire and Arran
- Cadhay, Ottery St. Mary, Devon
- Highclere Castle and Gardens, Newbury, Berkshire
- Lundy Island, Bideford, Devon
- Muncaster Castle, Gardens & Owl Centre, Ravenglass, Cumbria
- Thirlestane Castle, Lauder, Borders
- Horse and Groom Hotel, Great Yarmouth, Norfolk
- Birdoswald Fort, Gilsland, Cumbria
- Royal Shakespeare Theatre & Swan Theatre, Stratford-upon-Avon, Warwickshire
- Shakespeare's Globe, Southwark, London
- Theatre Royal, Bury St Edmunds, Suffolk
- Brokerswood Country Park, Westbury, Wiltshire
- Woodlands Family Theme Park, Dartmouth, Devon
- Hornsbury Mill, Chard, Somerset
- Horse and Groom Hotel, Great Yarmouth, Norfolk
- Mull Pottery, Tobermory, Isle of Mull
- Brokerswood Country Park, Westbury, Wiltshire
- Lee Valley Park, Waltham Abbey, Essex
- Parc Cwm Darran, Bargoed, South Wales
- Brokerswood Country Park, Westbury, Wiltshire
- Capesthorne Hall, Macclesfield, Cheshire
- Woodlands Family Theme Park, Dartmouth, Devon
- Lundy Island, Bideford, Devon
- All Souls College, Oxford, Oxfordshire
- Eton College, Eton, Berkshire
- Kings College, Cambridge, Cambridgeshire
- New College, Oxford, Oxfordshire
- Queens College, Oxford, Oxfordshire
- St John's College, Oxford, Oxfordshire
- IMAX Bradford, Bradford, West Yorkshire
- Woolton Picture House, Liverpool, Merseyside
- Auld Reekie Tours, Edinburgh, Edinburgh and the Lothians
- Beatles Walking Tour of London, Piccadilly Circus, London
- Black Taxi Tours, Belfast, Belfast
- Canterbury Audio Tours, Canterbury, Kent
- City of the Dead Tours, Edinburgh, Edinburgh and the Lothians
- Cotswold Safaris, Stow-on-the-Wold, Gloucestershire
- Doctor Who London Tour, Westminster, London
- Golden Tours, Belgravia, London
- Harry Potter London Bus Tour, Temple Place, London
- Harry Potter Walk Tour, Westminster, London
- Jack the Ripper Tour, Liverpool Street, London
- Key Ferry Cruises & River Trips, Peterborough, Cambridgeshire
- Liverpool Museum & Stadium Tours, Liverpool, Merseyside
- London Bicycle Tours, Waterloo, London
- London Panorama Open Top Bus Tour, Belgravia, London
- Razorcat Tours, Colerne, Wiltshire
- Searles Sea Tours, Hunstanton, Norfolk
- Sherlock Holmes London Tour, Regents Park, London
- Stratford Ghost Cruise, Stratford-upon-Avon, Warwickshire
- Stratford Town Walk, Stratford-upon-Avon, Warwickshire
- Wembley Stadium Tours, Wembley, London
- Crown Bar Liquor Saloon, Belfast, Belfast
- Horse and Groom Hotel, Great Yarmouth, Norfolk
- King's Head, Aylesbury, Buckinghamshire
- Abbot House Heritage Centre, Dunfermline, Fife
- Aberdeen Maritime Museum, Aberdeen, Grampian
- Adcote House, Shrewsbury, Shropshire
- Althorp, Althorp, Northamptonshire
- Arbury Hall, Nuneaton, Warwickshire
- Astley Hall, Chorley, Lancashire
- Attingham Park, Shrewsbury, Shropshire
- Baltic, The Centre for Contemporary Art, Gateshead, Tyne and Wear
- Bankfield Museum, Halifax, West Yorkshire
- Barnsdale Gardens, Exton, Rutland
- Basildon Park, Reading, Berkshire
- Bishop's Palace, Wells, Somerset
- Blenheim Palace, Woodstock, Oxfordshire
- Blue Planet Aquarium, Ellesmere Port, Cheshire
- Bluebell Railway, Uckfield, Sussex
- Bolton Castle, Leyburn, North Yorkshire
- Borde Hill Gardens, Haywards Heath, Sussex
- Botanic Centre, Middlesbrough, Cleveland and Teesside
- Boughton House, Kettering, Northamptonshire
- Bowhill House and Country Estate, Selkirk, Borders
- Bowood House and Gardens, Calne, Wiltshire
- Brooklands Museum, Weybridge, Surrey
- Burghley House, Stamford, Lincolnshire
- Buscot Park, Faringdon, Oxfordshire
- Caerhays Castle & Gardens, St Austell, Cornwall
- Callendar House, Falkirk, Stirlingshire
- Capesthorne Hall, Macclesfield, Cheshire
- Coughton Court, Alcester, Warwickshire
- Cyfarthfa Castle, Museum & Art Gallery, Merthyr Tydfil, South Wales
- Denbies Wine Estate, Dorking, Surrey
- Doddington Hall & Gardens, Lincoln, Lincolnshire
- East Riddlesden Hall, Keighley, West Yorkshire
- Farnham Castle (Bishops Palace), Farnham, Surrey
- Finchcocks, Goudhurst, Kent
- Floors Castle, Kelso, Borders
- Friars (The), Aylesford, Kent
- Garden Museum, Lambeth, London
- Gloucester Waterways Museum, Gloucester, Gloucestershire
- Hagley Hall, Hagley, Worcestershire
- Haigh Country Park, Wigan, Lancashire
- Hampton Court Palace, Hampton Court, Surrey
- Hanbury Hall, Droitwich, Worcestershire
- Heaton Hall, Manchester, Greater Manchester
- Hedingham Castle, Halstead, Essex
- Hertford Castle, Hertford, Hertfordshire
- Hestercombe Gardens, Taunton, Somerset
- Hever Castle and Gardens, Edenbridge, Kent
- Holker Hall & Gardens, Cark in Cartmel, Cumbria
- Hutton in the Forest, Penrith, Cumbria
- Hylands House, Chelmsford, Essex
- Kelvedon Hatch Secret Nuclear Bunker, Brentwood, Essex
- Kentwell Hall, Long Melford, Suffolk
- Lodge Park, Cheltenham, Gloucestershire
- London Canal Museum, Kings Cross, London
- Longleat, Warminster, Wiltshire
- Mellerstain House & Gardens, Gordon, Borders
- Merchant Adventurers' Hall (The), York, North Yorkshire
- Mottisfont, Romsey, Hampshire
- Mount Stuart, Rothesay, Argyll
- Museum of Army Flying, Stockbridge, Hampshire
- National Coal Mining Museum, Wakefield, West Yorkshire
- Nature in Art Museum & Art Gallery, Gloucester, Gloucestershire
- Nature's World, Middlesbrough, Cleveland and Teesside
- Nether Winchendon House, Aylesbury, Buckinghamshire
- Oakwell Hall Country Park, Batley, West Yorkshire
- Pitzhanger Manor-House, Ealing, London
- Samlesbury Hall, Preston, Lancashire
- Shakespeare Houses, Stratford-upon-Avon, Warwickshire
- Shugborough Estate, Stafford, Staffordshire
- Sulgrave Manor, Banbury, Oxfordshire
- Sutton Hoo, Woodbridge, Suffolk
- Sutton Park, York, North Yorkshire
- Tatton Park, Knutsford, Cheshire
- The Bowes Museum, Barnard Castle, County Durham
- Tissington Hall, Ashbourne, Derbyshire
- Waddesdon Manor, Aylesbury, Buckinghamshire
- Wicksteed Park, Kettering, Northamptonshire
- Winchester Cathedral, Winchester, Hampshire
- Woburn Abbey, Woburn, Bedfordshire
- Wythenshawe Hall, Manchester, Greater Manchester
- ZSL Whipsnade Zoo, Dunstable, Bedfordshire
- Adcote House, Shrewsbury, Shropshire
- Allerton Park, Knaresborough, North Yorkshire
- Althorp, Althorp, Northamptonshire
- American Museum in Britain (The), Bath, Bath
- Andrew Logan Museum of Sculpture, Welshpool, Mid Wales
- Arbury Hall, Nuneaton, Warwickshire
- Ardington House, Wantage, Oxfordshire
- Arley Hall and Gardens, Northwich, Cheshire
- Astley Hall, Chorley, Lancashire
- Athelhampton House and Gardens, Dorchester, Dorset
- Avon Valley Railway, Bristol, Bristol
- Barnsdale Gardens, Exton, Rutland
- Basildon Park, Reading, Berkshire
- Beaulieu, Beaulieu, Hampshire
- Belvoir Castle, Belvoir, Leicestershire
- Belvoir Castle, Grantham, Lincolnshire
- Berkeley Castle, Berkeley, Gloucestershire
- Bickleigh Castle, Tiverton, Devon
- Bishop's Palace, Wells, Somerset
- Blair Castle, Pitlochry, Perthshire
- Blairquhan Castle, Maybole, Ayrshire and Arran
- Bluebell Railway, Uckfield, Sussex
- Bodrhyddan Hall, Rhyl, North Wales
- Bolsover Castle, Bolsover, Derbyshire
- Bolton Castle, Leyburn, North Yorkshire
- Borde Hill Gardens, Haywards Heath, Sussex
- Boughton House, Kettering, Northamptonshire
- Bowhill House and Country Estate, Selkirk, Borders
- Bowood House and Gardens, Calne, Wiltshire
- Bramah Museum of Tea and Coffee, Bankside, London
- British Airways London Eye, Westminster, London
- Broadfield Court Gardens and Vineyards, Hereford, Herefordshire
- Burghley House, Stamford, Lincolnshire
- Buscot Park, Faringdon, Oxfordshire
- Cadhay, Ottery St. Mary, Devon
- Caerhays Castle & Gardens, St Austell, Cornwall
- Callendar House, Falkirk, Stirlingshire
- Cambo Gardens, St Andrews, Fife
- Cannon Hall Museum, Barnsley, South Yorkshire
- Capesthorne Hall, Macclesfield, Cheshire
- Carlisle Cathedral, Carlisle, Cumbria
- Cawdor Castle, Nairn, Highlands
- Charleston, Lewes, Sussex
- Chatelherault Country Park, Hamilton, Lanarkshire
- Chester Zoo, Chester, Cheshire
- Chilford Hall Vineyard, Cambridge, Cambridgeshire
- Chislehurst Caves, Chislehurst, Kent
- Chiswick House, Chiswick, London
- Clandon Park, Guildford, Surrey
- Compton Verney, Kineton, Warwickshire
- Corsham Court, Corsham, Wiltshire
- Cottesbrooke Hall & Gardens, Northampton, Northamptonshire
- Coughton Court, Alcester, Warwickshire
- Coventry Cathedral, Coventry, West Midlands
- Cragside, Morpeth, Northumberland
- Crich Tramway Village, Matlock, Derbyshire
- Croome Park, Severn Stoke, Worcestershire
- Cyfarthfa Castle, Museum & Art Gallery, Merthyr Tydfil, South Wales
- Denbies Wine Estate, Dorking, Surrey
- Dillington House, Ilminster, Somerset
- Discovery Point/RRS Discovery and Verdant Works, Dundee, Angus and Dundee
- Ditchling Museum, Ditchling, Sussex
- Doddington Hall & Gardens, Lincoln, Lincolnshire
- Dorset County Museum, Dorchester, Dorset
- Duff House Country House Gallery, Banff, Grampian
- Dundas Castle, South Queensferry, Edinburgh and the Lothians
- Dunvegan Castle & Gardens, Dunvegan, Isle of Skye
- Durham Castle, Durham, County Durham
- East Riddlesden Hall, Keighley, West Yorkshire
- Eastnor Castle, Ledbury, Herefordshire
- Edradour Distillery, Pitlochry, Perthshire
- Eilean Donan Castle, Kyle of Lochalsh, Highlands
- Elstree Studios, Borehamwood, Hertfordshire
- Ely Cathedral, Ely, Cambridgeshire
- Exeter Cathedral, Exeter, Devon
- Explosion! The Museum of Naval Firepower, Gosport, Hampshire
- Farnham Castle (Bishops Palace), Farnham, Surrey
- Finchcocks, Goudhurst, Kent
- Firle Place, Lewes, Sussex
- Floors Castle, Kelso, Borders
- Forde Abbey and Gardens, Chard, Somerset
- Frigate Unicorn, Dundee, Angus and Dundee
- Fritton Lake Country World, Great Yarmouth, Norfolk
- Garden Museum, Lambeth, London
- Gardens at Blake Hall, Ongar, Essex
- Gloucester Waterways Museum, Gloucester, Gloucestershire
- Grand Western Horse Boat Company, Tiverton, Devon
- Great Barn, Banbury, Oxfordshire
- H M Bark Endeavour, Stockton-On-Tees, Cleveland and Teesside
- Hagley Hall, Hagley, Worcestershire
- Haigh Country Park, Wigan, Lancashire
- Haldon Belvedere (Lawrence Castle), Exeter, Devon
- Ham House, Richmond Upon Thames, Surrey
- Hampton Court Palace, Hampton Court, Surrey
- Hanbury Hall, Droitwich, Worcestershire
- Hardwick Hall, Garden, Park and Stainsby Mill, Chesterfield, Derbyshire
- Harewood House, Leeds, West Yorkshire
- Hartland Abbey, Bideford, Devon
- Hatfield House & Gardens, Hatfield, Hertfordshire
- Heaton Hall, Manchester, Greater Manchester
- Hedingham Castle, Halstead, Essex
- Hertford Castle, Hertford, Hertfordshire
- Hestercombe Gardens, Taunton, Somerset
- Hever Castle and Gardens, Edenbridge, Kent
- Highclere Castle and Gardens, Newbury, Berkshire
- Highcliffe Castle, Highcliffe, Dorset
- HMS Trincomalee, Hartlepool, County Durham
- Holdenby House, Gardens & Falconry Centre, Northampton, Northamptonshire
- Holker Hall & Gardens, Cark in Cartmel, Cumbria
- Hop Farm, Maidstone, Kent
- Hornsbury Mill, Chard, Somerset
- House for an Art Lover, Glasgow, Glasgow
- Hughenden Manor, High Wycombe, Buckinghamshire
- Hutton in the Forest, Penrith, Cumbria
- Hylands House, Chelmsford, Essex
- Imperial War Museum Duxford, Cambridge, Cambridgeshire
- Ironbridge Gorge Museums, Telford, Shropshire
- Izaak Walton's Cottage, Stone, Staffordshire
- Kedleston Hall and Park, Derby, Derbyshire
- Kelmscott Manor, Lechlade, Gloucestershire
- Kelvedon Hatch Secret Nuclear Bunker, Brentwood, Essex
- Kentwell Hall, Long Melford, Suffolk
- Kenwood House (The Iveagh Bequest), Hampstead, London
- Kettle's Yard, Cambridge, Cambridgeshire
- Kingston Maurward Gardens and Animal Park, Dorchester, Dorset
- Kiplin Hall, Richmond, North Yorkshire
- Knowsley Hall, Prescot, Merseyside
- Layer Marney Tower, Colchester, Essex
- Leez Priory, Chelmsford, Essex
- Leicester Guildhall, Leicester, Leicestershire
- Leighton House Museum, Kensington, London
- Lennoxlove, Haddington, Edinburgh and the Lothians
- Lincoln Castle, Lincoln, Lincolnshire
- Llancaiach Fawr Manor, Caerphilly, South Wales
- Llechwedd Slate Caverns, Blaenau Ffestiniog, North Wales
- Lodge Park, Cheltenham, Gloucestershire
- London Canal Museum, Kings Cross, London
- London Dungeon (The), London Bridge, London
- London Zoo, Regents Park, London
- Longleat, Warminster, Wiltshire
- Loseley Park, Guildford, Surrey
- Lough Neagh Discovery Centre, Craigavon, County Armagh
- Manchester Art Gallery, Manchester, Greater Manchester
- Manchester United Museum & Tour Centre, Manchester, Greater Manchester
- Mapledurham House and Watermill, Reading, Berkshire
- Markenfield Hall, Ripon, North Yorkshire
- Mellerstain House & Gardens, Gordon, Borders
- Meols Hall, Southport, Merseyside
- Merchant Adventurers' Hall (The), York, North Yorkshire
- Milton Abbey, Blandford Forum, Dorset
- Mottisfont, Romsey, Hampshire
- Mount Edgcumbe House & Country Park, Torpoint, Cornwall
- Mount Stuart, Rothesay, Argyll
- Muncaster Castle, Gardens & Owl Centre, Ravenglass, Cumbria
- Museum of Army Flying, Stockbridge, Hampshire
- National Coal Mining Museum, Wakefield, West Yorkshire
- National Glass Centre, Sunderland, Tyne and Wear
- Nature in Art Museum & Art Gallery, Gloucester, Gloucestershire
- Nature's World, Middlesbrough, Cleveland and Teesside
- Nether Winchendon House, Aylesbury, Buckinghamshire
- Newnham Paddox Art Park, Monks Kirby, Warwickshire
- Newstead Abbey, Ravenshead, Nottinghamshire
- Nonsuch Park, Cheam, Surrey
- Northumberland Museum and Archives, Ashington, Northumberland
- Norwich Cathedral, Norwich, Norfolk
- Nostell Priory (NT), Wakefield, West Yorkshire
- Nurstead Court, Gravesend, Kent
- Oakwell Hall Country Park, Batley, West Yorkshire
- Otley Hall, Otley, Suffolk
- Paintworks, Bristol, Bristol
- Paisley Abbey, Paisley, Glasgow
- Parham House and Gardens, Pulborough, Sussex
- Pashley Manor Gardens, Ticehurst, Sussex
- Paxton House, Gallery & Country Park, Berwick-upon-Tweed, Northumberland
- Paxton House, Gallery & Country Park, Paxton, Borders
- Pendennis Castle - English Heritage, Falmouth, Cornwall
- Penshurst Place and Gardens, Tonbridge, Kent
- Peterborough Cathedral, Peterborough, Cambridgeshire
- Pittville Pump Room (The), Cheltenham, Gloucestershire
- Pitzhanger Manor-House, Ealing, London
- Port Lympne Wild Animal Park, Hythe, Kent
- Port Sunlight Village & Sunlight Vision Museum, Wirral, Merseyside
- Portland Castle - English Heritage, Portland, Dorset
- Powderham Castle, Exeter, Devon
- Quenby Hall, Hungarton, Leicestershire
- Ramster Gardens, Chiddingfold, Surrey
- Rangers House, Blackheath, London
- Ripley Castle & Gardens, Harrogate, North Yorkshire
- Rockingham Castle, Market Harborough, Leicestershire
- Rousham Park House and Garden, Bicester, Oxfordshire
- Royal Pavilion, Brighton, Sussex
- Samlesbury Hall, Preston, Lancashire
- Scotland's Secret Bunker, St Andrews, Fife
- Shakespeare Houses, Stratford-upon-Avon, Warwickshire
- Sheldon Manor, Chippenham, Wiltshire
- Sherborne Castle & Lakeside Gardens, Sherborne, Dorset
- Shugborough Estate, Stafford, Staffordshire
- Shuttleworth Collection, Biggleswade, Bedfordshire
- Skipton Castle, Skipton, North Yorkshire
- Southampton City Art Gallery, Southampton, Hampshire
- Speke Hall, Speke, Merseyside
- St Edmundsbury Cathedral, Bury St Edmunds, Suffolk
- St Mary in the Castle, Hastings, Sussex
- St Mawes Castle, Truro, Cornwall
- St. John's Gate, Clerkenwell, London
- Stoneleigh Abbey, Kenilworth, Warwickshire
- Stonor Park, Henley-on-Thames, Oxfordshire
- Stoodleigh Court, Tiverton, Devon
- Sudbury Hall & The National Trust Museum of Childhood, Sudbury, Derbyshire
- Sulgrave Manor, Banbury, Oxfordshire
- Sutton Park, York, North Yorkshire
- Syon House and Gardens, Brentford, London
- Tatton Park, Knutsford, Cheshire
- The Bowes Museum, Barnard Castle, County Durham
- The Georgian House, Bristol, Bristol
- The Town Hall, Kings Lynn, Norfolk
- Thirlestane Castle, Lauder, Borders
- Tissington Hall, Ashbourne, Derbyshire
- Tonbridge Castle, Tonbridge, Kent
- Tower Bridge Exhibition, Tower Bridge, London
- Tullie House Museum & Art Gallery, Carlisle, Cumbria
- Tutbury Castle, Burton upon Trent, Staffordshire
- Twycross Zoo, Atherstone, Warwickshire
- Ugbrooke Park, Chudleigh, Devon
- Victoria and Albert Museum, South Kensington, London
- Waddesdon Manor, Aylesbury, Buckinghamshire
- Walcot Hall, Lydbury North, Shropshire
- Warwick Castle, Warwick, Warwickshire
- Washington Old Hall, Washington, Tyne and Wear
- Welsh Highland Railway (Porthmadog), Porthmadog, North Wales
- Westonbirt, The National Arboretum, Tetbury, Gloucestershire
- Whitstable Castle, Whitstable, Kent
- Wicksteed Park, Kettering, Northamptonshire
- Winchester Cathedral, Winchester, Hampshire
- Winchester Palace, Southwark, London
- Woburn Abbey, Woburn, Bedfordshire
- Wolterton & Mannington Estate, Norwich, Norfolk
- Woodchester Mansion, Nailsworth, Gloucestershire
- Worcester Cathedral, Worcester, Worcestershire
- Wythenshawe Hall, Manchester, Greater Manchester
- ZSL Whipsnade Zoo, Dunstable, Bedfordshire
- All Hallows-by-the-Tower Church, Tower Hill, London
- Bangor Cathedral, Bangor, North Wales
- Belfast Cathedral, Belfast, Belfast
- Birmingham Cathedral, Birmingham, West Midlands
- Blackburn Cathedral, Blackburn, Lancashire
- Bradford Cathedral, Bradford, West Yorkshire
- Bristol Cathedral, Bristol, Bristol
- Brompton Cemetery and Chapel, West Brompton, London
- Canterbury Cathedral, Canterbury, Kent
- Cardiff Cathedral, Cardiff, South Wales
- Carlisle Cathedral, Carlisle, Cumbria
- Cathedral and Abbey Church of St Alban, St Albans, Hertfordshire
- Cathedral Church of St Mary and St Helen, Brentwood, Essex
- Cathedral of Our Lady and St Philip Howard, Arundel, Sussex
- Catholic Cathedral of St John, Portsmouth, Hampshire
- Chelmsford Cathedral, Chelmsford, Essex
- Chester Cathedral, Chester, Cheshire
- Chichester Cathedral, Chichester, Sussex
- Christ Church, Oxford, Oxfordshire
- Christchurch Priory Church, Christchurch, Dorset
- Church of the Holy Rude, Stirling, Stirlingshire
- Church of the Holy Sepulchre , Northampton, Northamptonshire
- Clifton Cathedral, Clifton, Bristol
- Coventry Cathedral, Coventry, West Midlands
- Derby Cathedral, Derby, Derbyshire
- Dornoch Cathedral, Dornoch, Highlands
- Durham Cathedral, Durham, County Durham
- Elgin Cathedral, Elgin, Grampian
- Ely Cathedral, Ely, Cambridgeshire
- Exeter Cathedral, Exeter, Devon
- Gloucester Cathedral, Gloucester, Gloucestershire
- Guildford Cathedral, Guildford, Surrey
- Hereford Cathedral, Hereford, Herefordshire
- Isleham Priory Church, Ely, Cambridgeshire
- Leicester Cathedral, Leicester, Leicestershire
- Lichfield Cathedral, Lichfield, Staffordshire
- Lincoln Cathedral, Lincoln, Lincolnshire
- Liverpool Anglican Cathedral, Liverpool, Merseyside
- Manchester Cathedral, Manchester, Greater Manchester
- Metropolitan Cathedral of Christ the King, Liverpool, Merseyside
- Norwich Cathedral, Norwich, Norfolk
- Peterborough Cathedral, Peterborough, Cambridgeshire
- Portsmouth Cathedral, Portsmouth, Hampshire
- Ripon Cathedral, Ripon, North Yorkshire
- Rochester Cathedral, Rochester, Kent
- Roman Catholic Cathedral of St John The Baptist, Norwich, Norfolk
- Saint Mary and St Helen's Cathedral, Brentwood, Essex
- Salisbury Cathedral, Salisbury, Wiltshire
- Seton Collegiate Church, Cockenzie, Edinburgh and the Lothians
- Sheffield Cathedral, Sheffield, South Yorkshire
- Southwark Cathedral, Southwark, London
- St Andrew's Cathedral, Inverness, Highlands
- St Andrews Cathedral, St Andrews, Fife
- St Andrews Cathedral Church, Aberdeen, Grampian
- St Chad's Cathedral, Birmingham, West Midlands
- St Davids Cathedral, St Davids, West Wales
- St Gile's Cathedral, Edinburgh, Edinburgh and the Lothians
- St Laurence, Ludlow, Ludlow, Shropshire
- St Magnus Cathedral, Kirkwall, Orkneys
- St Martins Church, Canterbury, Kent
- St Mary's Cathedral, Edinburgh, Edinburgh and the Lothians
- St Mary's Church, Edwinstowe, Nottinghamshire
- St Michael's Abbey, Farnborough, Hampshire
- St Nicholas Cathedral, Newcastle upon Tyne, Tyne and Wear
- St Paul's Cathedral, St Pauls, London
- St Peter's Church, Marlborough, Marlborough, Wiltshire
- Truro Cathedral, Truro, Cornwall
- Wakefield Cathedral, Wakefield, West Yorkshire
- Waltham Abbey Church, Waltham Abbey, Essex
- Wells Cathedral, Wells, Somerset
- Westminster Cathedral, Westminster, London
- Winchester Cathedral, Winchester, Hampshire
- Worcester Cathedral, Worcester, Worcestershire
- Wymondham Abbey, Wymondham, Norfolk
- Royal Shakespeare Theatre & Swan Theatre, Stratford-upon-Avon, Warwickshire
- Shakespeare's Globe, Southwark, London
- Theatre Royal, Bury St Edmunds, Suffolk
- The Art Trail Centre, Ferndown, Dorset
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