• Devils Postpile Formation

    Devils Postpile

    National Monument California

There are park alerts in effect.
show Alerts »
  • Devils Postpile National Monument is Open for the Season

    Devils Postpile is open for the 2014 season. The ranger station will be open daily from 9am-5pm. The Devils Postpile campground is open. Ranger walks to Devils Postpile occur daily at 11 am. More »

Traveling Trunks

Ready to bring an outdoor adventure to your school? These trunks will help you study climate change close to home and connect it to the bigger picture in National Parks and globally. Currently Devils Postpile has two lesson trunks available for loan. They are tied to two existing educational units, but could also be connected to other lessons or used on their own. Each kit focuses on a different aspect of climate science.The Snow Study Trunk requires access to snow and includes instructions for taking snowpack measurements. The Stream Flow River Study Trunk requires access to a small stream, creek, or river and will involve measuring streamflow.


  • Spring flow at Lower Falls

    Featured Materials

    Streamflow River Study Trunk

    Rivers and streams are a big piece of the climate puzzle. How does your river fit in? Explore »

Did You Know?

The John Muir and Pacific Crest trails take hikers into the Ansel Adams Wilderness.

The John Muir and Pacific Crest Trails join into one trail in the monument. Many "through-hikers" take advantage of the shuttle system and other amenities at Devils Postpile to refuel and rest. More...