A U-shaped valley with two waterfalls, it is about a half-mile wide between almost vertical walls.
It is basically a U-shaped valley open to the west.
The other trail goes straight down into the U-Shaped valley formed by glaciers.
The topography is made up of gentle slopes with open U-shaped valleys.
The wilderness contains several U-shaped valleys formed by glacial activity.
Then the sides rose up, and (hey were cruising through a U-shaped valley.
Before them was a large, U-shaped valley, flanked by the cliffs.
The valley to the north was a classic, U-shaped glacial valley.
It flows for miles through a deep U-shaped valley.
The upper course of the river flows through a typical glacial U-shaped valley.
Wörterbuch für Geologie