The Nile Valley becomes 200 miles wide at its mouth. The Nile Valley is a canyon that is 660 miles long.
Valley
A deep valley could be called a canyon, such as the Grand Canyon.
A canyon is a deep narrow valley.
It is a Canyon as in the Grand Canyon.
a valley is the space between two hills while a river forms a canyon
Valley is not shown on the map of California.
A 'hanging valley' is a valley which is cut across by a river flowing in a deeper valley.
Valley or canyon
It is a Canyon as in the Grand Canyon.
Death valley(eastern california),Grand canyon(Arizona state of US)
The answer is YES I think