Current NPS alerts (1)
Major road construction on Hwy 199
Travelers using Highway 199 between Crescent City and Cave Junction should expect multiple traffic delays beginning as early as May due to ongoing Caltrans construction. For the most current delay and closure information—including upcoming four‑hour full closures—please check the Caltrans District 1 Road Information Bulletin for updates and follow their social media channels.
Weather alerts (National Weather Service)
No active NWS watches, warnings or advisories for the forecast zone and county at the park's central point.
About this site
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!
- Type
- National Monument & Preserve
- State
- Oregon
- Address
- 21000 Caves Hwy, Cave Junction, OR 97523