Geology Reference
In-Depth Information
6. The bowl-shaped depression on Mount Wheeler
in Great Basin National Park, Nevada, is a cirque.
It has steep walls on three sides and opens out
into a glacial trough.
7. Lake Helen on Lassen
Peak in Lassen Volcanic
National Park, California,
is a tarn—that is, a
lakein a cirque.
8. Nevada Falls in Yosemite National Park, California,
plunges 181 m from a hanging valley. The valley in the
foreground is a hugeU-shaped glacial trough.
9.
10. This view on the Jungfrau (left) in Switzerland shows two
small glaciers, a cirque headwall, and an arête.The Matterhorn
(above) in Switzerland is a well-known horn.
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