Ключевые слова: abandoned, ancient, architectural, architecture, attraction, balkan, building, citadel, damaged, danube, defense, destruction, detail, europe, exterior, fort, fortification, fortified, fortress, historic, historical, history, landmark, medieval, military, monument, old, ottomans, outdoor, protection, ram, ruin, ruins, serbia, sight, stone, stronghold, structure, summer, sunny, tourism, touristic, travel, turkish, view, vintage, wall, walls,