They are in different places.
Ohio river valley
The Indus River valley is between Pakistan and India.
they were all located along the same river systems. <--------This is GOLd!!
The low ground between two hills is called a valley.
Valley's are Greater than Rivers / A valley is a greater body of water than a river
Danube River Valley
A river valley forms from a river from the river going into a valley
The Indus River valley is located in the continent of Asia.
valley
The Indus River Valley is located in what is now India, Pakistan, Afghanistan, and Iran.
The Indus River Valley .
a valley is the space between two hills while a river forms a canyon