Topkapi Palace
Sightseeing in Turkey picture - (Turkish : Topkapi Sarayi) The palace which was the official residence of the Ottoman Sultans from 1465 - 1853, is a complex surrounded by 5 km of walls & occupies an area of 700,000 sq. meter. It was converted into a museum in 1924 and became a UNESCO World Heritage Site in 1985.