Uzunköprü, Edirne province, Uzunköprü district, on the Ergene River, the sixth Sultan of the Ottoman Empire Sultan II. It was built between 1427 and 1443 by The Architect Muslihiddin during the reign of Murat.1270.41 m. with a length of and 174 arches, it has the distinction of being the longest surviving stone bridge in the world.
The historic UZUNKÖPRÜ is on the UNESCO World Heritage Tentative List.