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Oregon Caves National MonumentExploring Oregon Caves National Monument
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Oregon Caves National Monument
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Find out about the lastest happenings at Oregon Caves.
Depictions of a Cave Tour
Depictions of a Cave Tour
Oh the wonders you'll discover inside the earth!
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From the vista on the Cliff Nature trail you can see the nation's largest serpentine rock outcrops in the distance.  

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.

Last Updated: March 28, 2007 at 14:31 EST