connecticut river
No.
It was centered around the Indus River Valley :)
Greece was not centered around a river valley.
The Hudson River Valley in New York separated New England from the other American colonies. England attempted to capture the valley during the American Revolutionary War.
England
the england
The Connecticut River Valley
England. Switched. On. Schoolhouse.
A wide river valley is called a vale. In Scotland, a wide and flat river valley is also called a strath.
England and France
Danube River Valley