The immense interior of the 1,700 year-old Aya Sophia
The Hagia Sophia in Istanbul. One of the most beautiful buildings I've ever seen.
Hagia Sophia, Mosque in Istanbul, Turkey, city of 20,000,000, the water is sapphire blue.
Hagia Sophia most famous building in Istanbul. Built in the 6th century as an orthodox-christian church it's been used a a mosque for ages. In 558 the original dome collapsed and was substituted with the current one, which has so many windows it seems as if it is floating.