Ouvrage Hochwald

Ouvrage Lembach was a petit ouvrage of the Maginot Line. Lembach was

Ouvrage Four à Chaux was a grand ouvrage of the Maginot Line, located

Château du Fleckenstein is a castle in the commune of Lembach, in the

The Wegelnburg is a ruined castle near Schönau in the Palatinate

St. Peter and St. Paul's Church (French: Église

Blumenstein Castle is a castle ruin in the Palatinate Forest in

Drachenfels Castle is a castle ruin near Busenberg in the Palatinate

Wasenbourg, located 400 metres in height on the northwest hillside of

Rumelihisarı (Rumelian Castle) is a fortress located in Istanbul,

Kolomna Kremlin is a very large fortress in Kolomna, Russia. The stone

The Halászbástya or Fisherman's Bastion is a terrace in neo-Gothic a

Spinalonga (novogr. Σπιναλόγκα) alebo Kalydon (Καλυδών)

Tvrđava svetog Mihovila u Šibeniku (od 1990-ih) , razg. Tvrđava sv