fjord
butte
A deep valley with steep sides would be called a gorge or canyon.
That would be CANYON.
A narrow valley is a V-shaped valley, or river valley. A narrow valley has steep sloped sides that look like the letter V. They are formed by a strong stream.
A canyon
marina trench
A deep valley with steep sides would be called a gorge or canyon.
Canyon
the river running through rock wear it down into deep valley with the steep sides what is it called
Valley
Canyon
- Chasm - Canyon - Ravine - Gorge
That would be CANYON.
A 'hanging valley' is a valley which is cut across by a river flowing in a deeper valley.
Try "canyon".
It is a Canyon as in the Grand Canyon.
Such structure could be called a Canyon.
A Canyon A Ravine A Gorge A Gully A defile A Linn A Flume A Clough