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Creation of pyramids

Difficult to invade due to physical geography

Located near a river source

Construction of complex buildings

Fertile soil for farming

Creation of ziggurats

City was fortified with a wall

Memphis
Both
Ur
BOTH Memphis and Ur had complex building structures.
BOTH Memphis and Ur were located near a river source.
BOTH Memphis and Ur had fertile soil for farming.
In order to try to stop invasions, a wall was built around the city of UR
The city of UR had a ziggurat which served as a temple and place for government.
The city of MEMPHIS had a pyramid which served as a religious structure.
The city of MEMPHIS is surrounded on three sides by desert and to the north by sea.MEMPHIS