Hasankeyf is a small village at the Tigris River, on the road between Batman and Midyat. A modern bridge now spans that river, but the impressive remains of a much older bridge are standing tall. High rocks house thousands of rock houses, and support a mosque and the remains of an extensive ancient city, now in ruins. The town was founded in Roman times as a border post with Persia. It started out as Cephe or Kiphas, and was renamed Hisn Kayfa by the Arabs who conquered it in 640. Later Artokids