Ḫattuša was the capital of the Hittite Empire in the late Bronze Age. Its ruins lie near modern Boğazkale, Turkey, within the great loop of the Kızılırmak River (Hittite: Marashantiya; Greek: Halys).  For perspective on size and scale, note the white SUV. Source: The Archaeologist. In the Public Domain. Click to enlarge.