The correct answer to this open question is the following.
Although the question is incomplete there is no map attached or another reference. we can say the following.
What I have learned about the development of ancient civilizations is that the oldest ancient civilization in the history of humanity is Sumeria. Sumerian settled in the middle of two important rivers of the Middle East: the Tigris and the Euphrates. Specifically, the settle in what today is Iraq. They learned advanced agriculture techniques and benefited from the flooding of those two rivers to grow crops. They developed impressive city-states such as Kish, Ur, Uruk, and Lagash. Instead of pyramids, they guilt huge buildings called Ziggurats.
