If you cannot visit the Monument experience it through multimedia, or if you would like a preview of the cave, look through our photo gallery.
Depictions of a Cave Tour Oh the wonders you'll discover inside the earth! more...
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.