Cooperating Association
The Crater Lake & Oregon Caves Natural History Association is a non-profit organization dedicated to advancing educational and scientific activities within Oregon Caves National Monument and Crater Lake National Park. You can become a member of the Association and learn more about the Monument's natural and cultural resources. Yearly memberships can be purchased at the Visitor Center on the Monument. Find out more by visiting www.craterlakeoregon.org.
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Did You Know?
The mountains surrounding Oregon Caves are composed of ocean crust including rocks uplifted directly from the mantle. These mantle rocks make up one of the largest serpentine rock outcrops in the nation.