Eridu (present day Abu Shahrein, Iraq) was considered the first city in the world by the ancient Sumerians and is among the most ancient of the ruins from Mesopotamia. Founded in c. 5400 BCE, Eridu was thought to have been created by the gods who established order upon the earth with Eridu as the starting point.

More about: Eridu


  • c. 2900 BCE
    Probable date of the regional Great Flood when the river Euphrates rose.
  • c. 2300 BCE
    The Eridu Genesis - The Sumerian Flood Story - is composed.
  • 2100 BCE
    Ziggurats in use in Sumerian cities of Eridu, Uruk, Ur, Nippur and elsewhere
  • c. 600 BCE
    The city of Eridu is abandoned.