Devil’s Postpile National Monument

This extraordinary monument showcases towering basalt columns, each one a result of ancient volcanic activity. Join us on a virtual journey to Devil’s Postpile as we explore its unique natural wonders and unravel the mysteries of its fascinating formation. These hexagonal pillars, resembling a giant’s stepping stones, were created by cooling lava flows over 100,000 years ago. Walk along the well-maintained trails and witness the symmetrical formations rising to 60 feet high. Marvel at the precision and beauty of nature’s geometric artwork as you touch the cool, polished surfaces of the basalt columns.  

Beyond the post pile itself, Devil’s Postpile National Monument offers a network of scenic hiking trails. Embark on an exploration of the surrounding wilderness, from easy walks to more challenging treks. Follow the tranquil San Joaquin River, marvel at the vibrant wildflower displays in summer, or experience the enchantment of winter landscapes blanketed in snow. As you venture along the trails, be on the lookout for diverse wildlife, including mule deer, black bears, and various bird species.  

No visit to Devil’s Postpile National Monument is complete without witnessing the captivating Rainbow Falls. Take a short hike from the post pile to this magnificent 101-foot waterfall, where the San Joaquin River plunges into a scenic gorge. Feel the mist on your face and witness the sun’s rays reflecting off the spray, creating stunning rainbows that dance in the mist. It’s a sight that will leave you in awe of nature’s grandeur.