Oregon Caves National Monument & Preserve

Miller's Chapel at Oregon Caves National Monument and Preserve
Deep within the Siskiyou Mountains are dark, twisting passages that await your discovery. Eons of acidic water seeping into marble rock created and decorated the wondrous “Marble Halls of Oregon.” Join a tour, get a taste of what caving is all about, and explore a mountain from the inside and out!
Map showing location of park.
Miller's Chapel at Oregon Caves
Photo by NPS
Mountain Meadows at Bigelow Lakes
Photo by NPS
Cave speliothems
Photo by NPS
Flowstone and drapery in a dome pit
Photo by NPS Photo/ Summer Vogel