Istanbul Rumeli Fortress and Marmara Sea..
Aerial view of the Armourol Castle with ..
Carcassonne castle, surrounding town and..
Tourismus Rüdesheim am Rhein..
Ehrenfels 11..
Medieval Norman Castle in Carrickfergus ..
Dunguaire Castle, Kinvara, County Galway..
Zamora,Spain,9,2013;Zamora skyline by Du..
scenery view of the rampart and the harb..
La kasbah di Rabat sul mare..
The Hoher Schwarm, a historic ruin in Sa..
Corsica is the fourth largest island (af..
15th-century Bunratty castle in Co. Clar..
Burg Runkel und Schloss Schadeck..
Burg (Fortress) Ehrenfels, Ruedelsheim, ..
Petrovaradin fortress in Novi Sad, Serbi..
Ancient Akkerman fortress at Belgorod-Dn..
Carcassonne fortress, France..
Aerial view of the Strecno castle in Slo..
Mittelalterstadt Runkel..
Chateau Gaillard, ruined famous castle o..
aerial view on the saussois rock and the..
Carcassonne..
Templar castle of Almourol located in an..
Ruins of Histria Fortress, Constanta Cou..
View of the Ebro River from the Miravet ..
Ruins of the medieval Urquhart Castle lo..
Mont-de-Marsan, donjon Lacataye, a 14th ..
schöner Ausblick auf Loket in Tschechie..
View on Odenwald fores hill with German ..
Belgrade's Kalemegdan Fortress with hist..
Castelo de Vide Castle..
Dunguaire Castle, Schloss Irland..
Heidelberger Schloß..
Bamburgh Castle from afar, Northumberlan..
Terreno baldio..