• Speleothems in Miller's Chapel.

    Oregon Caves

    National Monument Oregon

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  • Cave Creek Campground Closed

    Cave Creek campground located at Mile Marker 16 is currently closed due to hazard trees.

Geology

Geology can be a complex and confusing subject, even for trained geologists. As with many sciences, geology has a lot of befuddling lingo and jargon, but without some sort of guide with which to describe what we observe, interpretation is impossible. We hope you can use our website as a guide to learn more about Oregon Caves before or after you visit. Lets discover some of the "unusual scientific interest and importance" of the Oregon Caves.

Did You Know?

Monterey furniture in one of the lodge rooms. Photo taken in the mid 1930s.

The furniture in the historic Oregon Caves Lodge was custom made by the Mason Manufacturing Company. The furniture has hand painted designs and often used iron strapping, and leather in its construction. The furniture was branded with a small horse shoe design, the icon of the company. More...