Ключевые слова: arch, architectural, architecture, art, aya, ayasofya, basilica, building, byzantine, byzantium, cathedral, christian, christianity, church, constantinople, culture, famous, hagia, heritage, historic, indoor, inside, interior, islam, istanbul, landmark, masterpiece, monument, mosque, muslim, ornamental, ornate, ottoman, religion, religious, roman, sofia, sofya, sophia, spectacular, structure, temple, tourism, travel, turkey, unique,