Living History from 1664 to the Present with Spice Bazaar. Hagia Sophia used as church for 916 years,Mosque for 482 years,Museum for 85 years.Now is a Mosque Topkapı Palace was not only the residence of the Ottoman Sultans, but also centre of the state. See More Sultanahmet Camii ( Blue Mosque ) is not just mosque , it is also a social life complex . Istanbul Modern was founded in 2004 as Turkey’s first museum of modern and contemporary art. SaltGalata invite to Free Contemporary Arts See Less