Ключевые слова: ancient, ancients, antic, arc, architecture, balkan, balkans, belgrade, brick, building, castle, church, cross, details, eastern, europe, exterior, fortification, fortress, golden, gray, green, kalemegdan, landmark, medieval, morning, nobody, old, orthodox, outdoor, outdoors, park, red, religion, religious, roof, ruzica, serbia, sightseeing, stone, stones, stronghold, symbol, tourism, tower, travel, two, wall, windows, yellow,