Where were the cities of Babylon Uruk and Ur located?

The cities of Babylon, Uruk, and Ur were located in ancient Mesopotamia, which is primarily in present-day Iraq. Babylon was situated along the Euphrates River, while Uruk was also near the Euphrates, further south. Ur, on the other hand, was located near the mouth of the Euphrates, close to the Persian Gulf. These cities were key centers of Sumerian civilization and played significant roles in early human history.