Fortress of Alba Julia, Karlsburg, Romania, Europe

aged alba architecture bastion bastions battlement battlements building buildings castellation castellations crenelation crenelations crenellation crenellations day daylight daytime during east eastern embattlement embattlements ensign ensigns europe european exterior exteriors flag flags fortification fortifications fortress fortress fortresses historic julia karlsburg nobody of old outdoor photo photos romania rumania shot shots stronghold strongholds the tower towers view views