they shared stuff.
why are river valleys the cradles in ancient civilization
There were rivers, valleys, land and many other characteristics that were in the Indus River Valley
the yellow river & the yantge river
In fertile river valleys.
The land of the Tigris and Euphrates River valleys.
river valleys
Sea coast, river valleys and plains, mountains.
Mesopotamia, India, and China (:
The ancient Chinese and Egyptian civilizations were similar in that they both developed in river valleys.
because the land was fertile enough to grow food
Their fertility and water supply.
Ruins of early civilizations were most commonly found in valleys formed by the flow of dried out rivers.