Places To Visit
- Złoty Stok Gold Mine
- Abri de Hatten, Maginot Line
- Acomb York ROC Group HQ
- Aldwych Holborn Branch Line
- Anstruther Rotor Radar Station and Scotland North Zone HQ
- Barons Cave
- Battery Lothringen and Command Post
- Battery Moltke, Jersey
- Beer Quarry Caves
- Berlinertor Bunker, Hamburg
- Bitche Citadel
- Blue John Caverns and Mine
- Bohus Fortress, Kungälv
- Bouda Artillery Fortress
- Brede Southern Water Emergency Control Centre
- Brighton Police Cells Museum
- Bubeneč Sewage Works
- Calke Abbey Gardeners' Tunnel
- Cardiff Castle Air Raid Shelters
- Casemate Esch, Maginot Line
- Caverne du Dragon
- Cheddar Caves
- Chislehurst Caves
- Churchill (Cabinet) War Rooms
- Civil Defence Control Centre Gravesend
- Clapham South Deep Shelter
- Coalhouse Fort
- Coleshill Replica Operational Base
- Complex Włodarz, Project Riese
- Coventry Cathedral Crypts
- Creswell Crags
- Cuckfield ROC Post
- Dan-Yr-Ogof Caves
- Dark Arch, Parlington Hall
- Darnley Mausoleum
- Die Klocke Ludwikowice Kłodzkie
- Dobrošov Artillery Fort
- Dover Castle AAOR RSG
- Drakelow WW2 Shadow Factory RSG and RGHQ
- Exeter Underground Passages
- Fan Bay Deep Shelter
- Fort Schoenenbourg, Maginot Line
- Fort Srebrna Góra
- George and Charlotte Copper Mine
- George Vaults Rochester
- Giants Cave
- Great Masson Cavern
- Great Rutland Cavern / Nestor Mine
- Greenwich Foot Tunnel
- Hack Green Rotor Radar Station and RGHQ
- Hammarkullen Tram Stop, Gothenburg
- Hanička Artillery Fort
- Harecastle Tunnel, Trent and Mersey Canal
- Hartmannswillerkopf Trench System
- Hastings West Hill Cliff Railway
- Highgate Cemetery
- Holmpton Rotor Radar Station
- Holy Austin Rock Houses, Kinver Edge
- Hurka Fort
- Ingleborough Cave
- Jalta Hotel Prague
- Janska Underground Factory and Fuel Store
- Jersey War Tunnels (Ho8)
- Josefov Fortress
- Kanne NATO Joint Operations Centre
- Kaufmann Bunker, Hamburg
- Kelly Mine
- Kelvedon Hatch Rotor SOC and RGHQ
- Kents Cavern
- Klodzko Cellars
- Książ Castle (Zamek Książ)
- Kutna Hora Silver Mine
- La Coupole
- La Hougue Bie Command Bunker
- La Hougue Bie Neolithic Passage Grave
- La Mare Mill Resistance Nest , Jersey
- Lee Ice House
- Limpsfield School Air Raid Shelters
- Maginot Line La Barbonnet Gros Ouvrage
- Marble Arch Caves
- Mother Shiptons Cave
- Newhaven Fort
- Nowa Ruda Coal Mine
- Old Elbe Tunnel, Hamburg
- Oscar II Fort Gothenburg
- Osówka Underground City (Project Riese)
- Ouvrage Four-à-Chaux, Maginot Line
- Painshill Park Ice House
- Peak Cavern / Devil's Arse
- Pooles Cavern
- Prague Kolektory
- Prague Metro
- Queensway Road Tunnel
- RAF Bentley Priory Bunker and Museum
- Ramsgate Air Raid Shelter And Scenic Railway
- Reigate Caves
- Royston Cave
- Rzeczka - Sztolnie Walimskie (Project Riese)
- Sedlec Ossuary
- Sherborne House Ice House
- SKF Underground Factory Gothenburg
- Skirwith Cave
- Sloup Castle
- Smoo Cave
- Snailbeach Mine
- South Foreland RHQ Deep Shelter
- South Street Caves Dorking
- Speedwell Cavern
- St Clements Caves
- St Matthews School Air Raid Shelter
- Standedge Tunnels
- Steintorwall Bunker, Hamburg Central Station
- Stockport Air Raid Shelters Chestergate
- Strongpoint Corbiere, Jersey
- Stump Cross Cavern
- Säve Airfield Underground Hangar
- Tessin Naval Command Bunker
- Treak Cliff Cavern
- Tunnellers' Memorial, Givenchy-lès-la-Bassée
- Verclut Point Casemate, Jersey
- Victoria Tunnel
- Watermouth Caves
- Wemyss Cave
- Western Approaches Headquarters
- White Scar Cave
- Wilhemsburg Flak Tower Hamburg
- Williamson's Tunnels
- Wookey Hole
- Woolwich Arsenal Elizabeth Line Station
- Woolwich Foot Tunnel
- Wrocław Contemporary Museum (Muzeum Współczesne Wrocław)
- Wünsdorf Military Base