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.