Figure 17.23

Glacial valley and hanging valley. (A) Yosemite Valley, in the Sierra Nevada of California, is a U-shaped valley formed by glaciers. (B) Bridalveil Creek flows through a hanging valley, then plunges over the vertical edge of Yosemite Valley to form Bridalveil Fall.
(A. © Alice Cahill/Moment Open/Getty Images; B. © David Gomez/E+/Getty Images)