| Clifton Observatory, Camera Obscura and Cave | Bristol |
| Bristol Museum & Art Gallery | Bristol |
| Bletchley Park Museum & National Museum of Computing | Buckinghamshire |
| Bekonscot Model Village & Railway | Buckinghamshire |
| Milton Keynes Museum | Buckinghamshire |
| Flag Fen Archaeology Park | Cambridgeshire |
| Cambridge Museum of Technology | Cambridgeshire |
| Imperial War Museum Duxford | Cambridgeshire |
| Jodrell Bank Discovery Centre | Cheshire |
| The Weaver Hall Museum (previously the Salt Museum) | Cheshire |
| Anderton Boat Lift - Visitor Centre | Cheshire |
| Hack Green Secret Nuclear Bunker | Cheshire |
| Catalyst Science Discovery Centre | Cheshire |
| Alderley Edge | Cheshire |
| Eden Project | Cornwall |
| Porthcurno Telegraph Museum | Cornwall |
| The China Clay Museum | Cornwall |
| St Ives Museum | Cornwall |
| National Maritime Museum Cornwall | Cornwall |
| The Pencil Museum | Cumbria |
| Midland Railway - Butterley | Derbyshire |
| Silk Mill - Derby's Museum of Industry and History | Derbyshire |
| Derby Arboretum | Derbyshire |
| Creswell Crags | Derbyshire |
| Heage Windmill | Derbyshire |
| Sir Richard Arkwright's Masson Mills | Derbyshire |
| Speedwell Cavern | Derbyshire |
| Arkwright's Cromford Mills | Derbyshire |
| Crich Tramway Village | Derbyshire |
| Lynton and Lynmouth Cliff Railway | Devon |
| Jurassic Coast World Heritage Site | Devon |
| Diggerland | Devon |
| Barometer World | Devon |
| Norman Lockyer Observatory and James Lockyer Planetarium | Devon |
| Museum of Electricity | Dorset |
| The Tank Museum | Dorset |
| Tyneham Village | Dorset |
| Yorkshire Waterways Museum | East Riding of Yorkshire |
| Royal Air Force Holmpton - RAF Holmpton | East Riding of Yorkshire |
| Seaford Museum and Heritage Society | East Sussex |
| Kelvedon Hatch Secret Nuclear Bunker | Essex |
| Southend Pier Museum | Essex |
| Radar Tower (Beacon Hill Fort) | Essex |
| Gnome Magic | Essex |
| Coalhouse Fort | Essex |
| Puzzlewood | Gloucestershire |
| Hat Works - Museum of Hatting | Greater Manchester |
| Manchester Museum | Greater Manchester |
| Greater Manchesters Museum of Transport | Greater Manchester |
| Museum of Science and Industry (MOSI) | Greater Manchester |
| Bolton Museum, Aquarium and Archive | Greater Manchester |
| Farnborough Air Sciences Museum | Hampshire |
| Milestones, Hampshire's Living History Museum | Hampshire |
| INTECH Science Centre & Planetarium | Hampshire |
| Westgate Museum | Hampshire |
| The Natural History Museum at Tring | Hertfordshire |
| Welwyn Roman Baths | Hertfordshire |
| Verulamium Museum | Hertfordshire |
| Shaw's Corner | Hertfordshire |
| The Needles Old Battery & New Battery | Isle of Wight |
| Blackgang Chine | Isle of Wight |
| Romney Hythe & Dymchurch Railway (Dungeness) | Kent |
| Brogdale Farm National Fruit Collection | Kent |
| Chislehurst Caves | Kent |
| St Clement's Church, Knowlton | Kent |
| Dymchurch Martello Tower | Kent |
| Kit's Coty and Little Kit's Coty House | Kent |
| Darwen Tower | Lancashire |
| Singing Ringing Tree - Panopticon | Lancashire |
| National Space Centre | Leicestershire |
| Abbey Pumping Station | Leicestershire |
| The National Gas Museum | Leicestershire |
| Woolsthorpe Manor | Lincolnshire |
| Collectors world | Lincolnshire |
| The Trolleybus Museum | Lincolnshire |
| Sir John Soane's Museum | London |
| Grant Museum of Zoology and Comparative Anatomy | London |
| Royal Air Force Museum Hendon | London |
| Old Operating Theatre, Museum and Herb Garret | London |
| Royal Observatory Greenwich | London |
| Monument | London |
| Kew Bridge Steam Museum | London |
| Horniman Museum and Gardens | London |
| London Transport Museum | London |
| London Sewing Machine Museum | London |
| British Library | London |
| National Maritime Museum | London |
| Williamson Tunnels Heritage Centre | Merseyside |
| Western Approaches Museum | Merseyside |
| British Lawnmower Museum | Merseyside |
| RAF Air Defence Radar Museum | Norfolk |
| Bressingham Steam and Gardens | Norfolk |
| Fakenham Museum of Gas and Local History | Norfolk |
| Yorkshire Air Museum | North Yorkshire |
| National Railway Museum | North Yorkshire |
| York Castle Museum | North Yorkshire |
| York Observatory | North Yorkshire |
| Museum of Victorian Science | North Yorkshire |
| York Cold War Bunker | North Yorkshire |
| Embsay & Bolton Abbey Steam Railway | North Yorkshire |
| Carpetbagger Aviation Museum | Northamptonshire |
| Alnwick Castle | Northumberland |
| Barter Books | Northumberland |
| Cragside House, Gardens and Estate | Northumberland |
| Nottingham Transport Heritage Centre | Nottinghamshire |
| Papplewick Pumping Station | Nottinghamshire |
| Didcot Railway Centre | Oxfordshire |
| Pitt Rivers Museum | Oxfordshire |
| Pendon Museum | Oxfordshire |
| Bodleian Library | Oxfordshire |
| Museum of the History of Science | Oxfordshire |
| Ashmolean Museum | Oxfordshire |
| Botanical Garden | Oxfordshire |
| Rollright Stones | Oxfordshire |
| Rutland Water Nature Reserve | Rutland |
| Enginuity | Shropshire |
| Darby Houses (Ironbridge) | Shropshire |
| Royal Air Force Museum Cosford | Shropshire |
| Ironbridge Gorge Museums | Shropshire |
| White Ladies Priory | Shropshire |
| The Bakelite Museum | Somerset |
| Fleet Air Arm Museum | Somerset |
| Stanton Drew Stone Circle | Somerset |
| Orford Ness National Nature Reserve | Suffolk |
| Mechanical Music Museum and Bygones | Suffolk |
| Norfolk and Suffolk Aviation Museum | Suffolk |
| St Peter's Brewery and Visitor Centre | Suffolk |
| West Midlands Police Museum | West Midlands |
| Black Country Living Museum | West Midlands |
| Thinktank-Birmingham Science Museum | West Midlands |
| Amberley Working Museum | West Sussex |
| Keighley and Worth Valley Railway | West Yorkshire |
| Thwaite Mills Watermill | West Yorkshire |
| Leeds Industrial Museum at Armley Mills | West Yorkshire |
| Bingley Five Rise Locks | West Yorkshire |
| Thackray Museum | West Yorkshire |
| Castle Hill and Victoria Tower | West Yorkshire |
| National Media Museum | West Yorkshire |
| Stoodley Pike Monument | West Yorkshire |
| Bradford Industrial Museum | West Yorkshire |
| West Kennet Long Barrow | Wiltshire |
| Silbury Hill | Wiltshire |
| Avebury Stone Circle | Wiltshire |
| Museum Of Computing | Wiltshire |
| Avoncroft Museum of Historic Buildings | Worcestershire |
