Located on a large rock on Warthe Hill, the role of the Black Tower of
Citadella is the Hungarian word for Citadel, a kind of fortress. The
Badaling (Шаблон:Zh) is the site of the most visited section of the G
Rocca Calascio is a ruined mountaintop fortress or rocca in the
Adriāna valnis (latīņu: Vallum Aelium, angļu: Hadrian's Wall) bija aiz
The Tangansky Protected Command Point, also known as An-02 (1947),
Soviet Nuclear Bunker 'Pansionat' ir tūristu apskates objekts, kas
The Torry Battery is an artillery battery near Torry in Aberdeen,
The Biertan fortified church (Romanian: Biserica fortificată din
Комплекс Осувка - подземный комплекс, считающийся некоторыми исследо
Maiden Castle is an Iron Age hill fort 1.6 miles (2.6 km) south
Daugavpils cietoksnis (atkarībā no laika posma arī Dinaburgas ci
Ruthven Barracks near Ruthven, Highland in Scotland are the smallest
Музейный историко-мемориальный комплекс Героическим защитн
Hwaseong (Brilliant Castle/ Fortress), the wall surrounding the centre
The Zaraysk Kremlin is a rectangular fortified citadel, built on the
The York Cold War Bunker is a two-storey semi-subterranean Cold War
Solano castle (Puerto Cabello Fortification) is a colonial castle
The Sighisoara Citadel is the old historic center of the town of
La Coupole (English: The Dome) was a Nazi Germany bunker constructed