Fortification

Forte do Castelo de Belém qila Kronudden's Artillery Battery Pålsund's Artillery Battery Holy Spirit Fort ward Warsaw Barbican K5 Plan Fort Andross Purana Qila Fort Hakodate Ruins fixed fortification Huth Fort military camp Fest Shali Walls of Pamplona Fortress Dresden Saint John's Fortresss Taunton Stop Line circular rampart field fortification Czechoslovak border fortifications during the Cold War fortified house rampart Golden Gate Fort Frederick anti-tank wall Lumps Fort Square Tower Torre Beltrans fortified church Town fortification of Freising Barone Fortress Grimsby Old Blockhouse La Fortaleza San Felipe Fortress city walls Nassau Fort, Banda Islands Blue Springs Encampments and Fortifications Cannon Branch Fort Tate's Bluff Fortification North Caucasus Line Saint Michael's Fortress Czechoslovak border fortifications Ita Fort fort United States Bullion Depository Kingston Fortifications Alpine Wall