A 1,600-year-old flute and bronze ring with a key have been unearthed during excavations in the 3,000-year-old Zerzevan Castle, located in the Çınar district of Diyarbakır and which served as the last garrison of the Roman Empire in the east... The historical castle, which is home to the Mithras Temple, is located on an area of 60,000 square meters. The historical castle has 12-15-meter-high and 1200-meter-long wall ruins, 21-meter-high watchtower and defense tower, church, administration building, residences, grain and weapon warehouses, underground sanctuary, shelters, rock tombs, water channels and 54 water cisterns. Its 1,800-year-old entrance has been unearthed, too... Stating...