Must be 16 years or older. Tours are FREE and last about 20 minutes. Child must be accompanied by parent or guardian at all times. Scheduling of school groups depend on availability of staff. Summers are generally warm and sunny, with cool nights and occasional afternoon or evening thunderstorms.
Winters are cold and wet.
Wear good walking shoes, as the trail surface in the cave is uneven and slippery. The monument is located 20 miles east of Cave Junction, Oregon, at the end of State Highway 46. From Interstate 5 at Grants Pass, Oregon, go southwest on Highway 199. From Crescent City, California, go northeast on Highway 199, then turn east onto State Highway 46. Bus service is available only to Grants Pass.