Archaius Tigris

The Tigris is the eastern of the two great rivers that define Mesopotamia, the other being the Euphrates. The river flows south from the mountains of the Armenian Highlands through the Syrian and Arabian Deserts, before merging with the Euphrates and reaching to the Persian Gulf.
  • Country: Turkey, Syria, Iraq
  • Source region: Armenian Highlands
  • Cities: Elazığ, Diyarbakır, Mosul, Baghdad
  • Source: Lake Hazar
  • Mouth: Shatt al-Arab
  • Length: 1,900 km (1,200 mi)
  • Basin size: 375,000 km² (145,000 sq mi)
Data from: en.wikipedia.org