Devil's Postpile in California: A Natural Wonder - The Devil's Postpile National Monument.

Discover the beauty of this national landmark – the stunning mountain scenery, the San Joaquin River, the dramatic Rainbow Falls, and most importantly, the unique geological formation that gives the place its name: Devils Postpile. Park rangers and scientists explain how this remarkable formation was created, and also highlight other natural attractions in this small but impressive protected area. /NHS