Hagia SophiaAyasofya Istanbul, Turkey
Built in 537, the Hagia Sophia in Istanbul was originally a Byzantine church, later became a mosque, then a museum, and is now a mosque again. It is universally acknowledged as one of the great buildings of the world.
Location and aerial view of the Hagia Sophia. Click for larger interactive map.
Quick Facts
No:1 Ayasofya Meydanı
34122