Devils Postpile formation is one of many features to see at Devils Postpile National Monument.
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.
Starting October 28, Devils Postpile National Monument will no longer offer public services during the 2024 season. No public programs, parking, water, or bathroom facilities will be available within the National Monument until road access is restored for the 2025 season.