istanbul, turkey. obelisk of theodosius, egyptian heritage in sultanahmet downtown

amphitheater ancient antique architectural architecture art blue building byzantine city cityscape cloud color column constantinople constantinopole culture destinations dome egypt egyptian empire europe exterior famous granite hippodrome history horizontal image istanbul marble minaret modern monument obelisk old ottoman outdoors people pharaoh photography place religion rock sky square stanbul sultanahmet summer sunny symbol theodosius tourist town travel turkey turkish