Ключевые слова: ancient, ancient civilization, antique, architecture, blue, building, byzantine, cathedral, christian, christian church, christianity, church, constantinople, cultura, dome, easter, empire, europe, exterior, famouse, hagia sophia, hagia sophia museum, historic, history, imperial mosque, islam, islamic, istanbul, landmark, medieval, minarete, mosque, museum, muslum, old, orthodox, ottoman, ottoman empire, outdoors, sky, sophie, symbol, the religion, tourism, tourist, travel, turkey, turkish, view,