Devils Postpile National Monument
California
Free entry
Established in 1911 by presidential proclamation, Devils Postpile National Monument protects and preserves the Devils Postpile formation, the 101-foot high Rainbow Falls, and pristine mountain scenery. The formation is a rare sight in the geologic world and ranks as one of the world's finest examples of columnar basalt. Its' columns tower up to 60 feet and display a striking symmetry.
Activities
Topics
No entrance fee.
Hours
In the operating season, Devils Postpile National Monument is open 24 hours a day, 7 days a week. The Monument usually opens in mid-June. By mid to late October, early winter storms in the High Sierra typically begin to bring snow to the area.
Conditions
Weather now: ☀️ Clear, 62°F
☀️ 73°/51°
☀️ 74°/51°
☀️ 77°/52°
Visitor centers
Devils Postpile Ranger Station
Not an official safety source — always defer to NPS.gov and rangers for life-safety decisions.
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