Ключевые слова: ancient, architecture, ayasofya, beautiful, blue, building, byzantine, cathedral, christian, church, city, constantinople, culture, dome, empire, europe, exterior, famous, hagia, historic, history, islam, islamic, istanbul, landmark, landscape, minaret, monument, mosque, museum, old, orthodox, ottoman, panorama, religion, religious, sky, sofia, sofya, sophia, square, sultan, sultanahmet, tourism, travel, turkey, view,