Kolomna Kremlin is a very large fortress in Kolomna, Russia. The stone
Solano castle (Puerto Cabello Fortification) is a colonial castle
Fort Breendonk is a fortification built in 1906 as part of the second
The Międzyrzecz Fortification Region (Deutsch. Ostwall or
The Führerbunker (German, literally meaning 'shelter for the leader'
Tkáčska bašta (rum. Bastionul Țesătorilor, maď. Takácsok bástyá
The Fort of Saint Vincent Ferrer (Fuerte de San Vicente Ferrer) or
Annenkrone (St Anne's Crown, русский. Анненские укрепления, Ann
Fort Denison is a former penal site and defensive facility occupying a
Diamond Rock (Rocher du Diamant) is a 175 meter (574 feet) high basalt
Форт V - форт, построенный в 1878-1888 годах, расположен примерно в тр
Cytadela (Polish for Citadel) is a 19th-century fortress in Warsaw,
The Admiralty Pier Turret or Dover Turret, is an enclosed armoured
The Moorish Castle is the name given to a Medieval fortification in
The Wish Tower is a tourist attraction, one of the Fortification in
Spitbank Fort is a sea fort built as a result of the 1859 Royal
Військово-історичний комплекс «Михайлівська батарея»
Ružica grad ili Velika utvrda Orahovica je najveći sačuvani ut
The Babruysk Fortress (Belarusian: Бабруйская крэпасць,
Stari grad Grobnik ili Kaštel Grobnik nalazi se u naselju Grobnik, na
Batterij van Zuydcoote is een kustfort in de Franse gemeente
Le Widerstandsnest 62 (abrégé en WN 62) est un Widerstandsnest (
Führerhauptquartier Werwolf was the codename used for one of Adolf
The Crisbecq battery, also called Marcouf Battery, was a World War II
Dun Beag is an iron-age broch located about 1 kilometre northwest of
Air-raid shelter am Weinberg (Bunker am Weinberg) in Kassel is a World
Sungbo's Eredo, a rampart or system of walls and ditches that are
Garić grad so razvaline srednjeveškega gradu na Moslovaški gori.
Lavernock Battery was built at Lavernock Point, Wales on the
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