Discover Fortress Monuments of Georgia

8 hidden castles and fortresses in the U.S. you never knew existed

Hohensalzburg Fortress

Old Fortress in Corfu, Greece

Gori Fortress (Georgian: გორის ციხე) is a 13th century castle, situated on a hill above the city of Gori (Georgian: გორი) …

Candia (Iraklion), a Venetian fortress in Greece

Koenigstein Fortress in Koenigstein - Tours and Activities

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Sci-Fi Fortress of Skyscrapers to Surround & Defend Japan - WebUrbanist

30 Must-See European Fortresses, Forts and Fortified Towns

Sci-Fi Fortress of Skyscrapers to Surround & Defend Japan