England
Berwick
Chillingham
Twizel
Bamburgh
Dunstanburgh
Norham
Duddo Tower
Etal Castle
Hepburn Bastle
West Lilburn Tower
Lindisfarne
Alnwick
Prior Castells
Edlingham
Warkworth
Penrith
Brougham
Brough
Barnard
Bowes
Richmond
Cartington
Harbottle
Prudhoe
Aydon
Elsdon Castle & Tower
Dally Castle
Simonburn Castle
Mitford Castle
Bothal Castle
Thirwall Castle
Dilston Castle
Great Tosson Tower
Bellister Castle
Langley Castle
Hepple Tower
Featherstone Castle
Housesteads
Whittington
Pendragon
Beeston Castle
Peveril Castle
Bolton
Middleham
Pontefract
Conisbrough
Helmsley Castle
SheriffHutton Castle
Cliffords Tower
Pickering Castle
Scarborough Castle
Clun
Montgomery
Acton Burnell
Stokesay
Clifford
Richards Castle
Kilpeck Castle
Lyonshall Castle
Stapleton Castle
Longtown
Goodrich
Hopton
Ludlow
Croft
Wigmore
Hay on Wye
Huntington Castle
Snodhill Castle
St Briavels
Sudeley
Kenilworth
Warwick
Caister
Framlingham
Burgh Castle
Tintagel
Launceston
Lydford
Okehampton
Farleigh Hungerford
Nunney
Old Sherborne
Maiden
Old Wardour
Lulworth
Corfe
Old Sarum
Ludgershall
Donnington
Portchester
Carisbrooke
Windsor Castle
Arundel
Bramber
Tower of London
Lewes
Hadleigh
Kenidjack Castle
Chun Castle
St Michael's Mount
Castle and Dinas
Castle Dore
Restormel
St Mawes
Richborough Fort
Hever
Eynesford
Cooling
Upnor
Cliffe Fort
Rochester
Tonbridge
Thurnham
St Leonards Tower
Allington Castle
Leybourne
Scotney
Sutton Valence
Leeds
Bodiam
Camber
Pevensey
Hastings
Reculver Fort
Lympne
Westenhanger
Folkestone
Dover
Drop Redoubt
Deal Castle
Walmer Castle
Dover Citadel
Saltwood
Richborough Fort
Sandwich
Sandgate Castle
Canterbury
Stutfall
Ypres Tower