Remembering the forest fires

The Rainbow Falls via Devils Postpile Trail offers a captivating journey through diverse landscapes, from serene meadows and recovering burn scars to the dramatic columnar basalt of Devils Postpile. You'll follow the Middle Fork San Joaquin River, eventually reaching the magnificent 101-foot Rainbow Falls, famous for the vibrant rainbows that frequently appear in its mist. This easy 2.6-mile (4.3 km) hike, with a gentle 133 feet (40 metres) of elevation gain, is a high-reward option for families and takes about 1 hour and 9 minutes to complete.

Accessing the Devils Postpile National Monument, where the trail begins, typically requires using a mandatory shuttle system during peak summer months, so check operating hours before you go. The route can be exposed in sections, so carrying plenty of water and applying sunscreen is essential, especially on warmer days. For the best chance to see the falls in full flow and catch a rainbow, plan your visit for a sunny day in late spring or summer.

This trail is a fantastic way to experience two significant geological wonders: the unique hexagonal columns of Devils Postpile and the powerful Rainbow Falls. It also offers a glimpse into the resilience of nature, passing through areas recovering from the 1992 Rainbow Fire, now blooming with new growth and wildflowers. The trail also connects with the famous John Muir Trail and Pacific Crest Trail, offering a taste of these epic routes.

This loop takes you through a stunning cross-section of the Eastern Sierra Nevada, showcasing unique geological formations and powerful waterfalls. You'll wander through peaceful pine forests, follow the Middle Fork of the San Joaquin River, and marvel at the hexagonal columns of Devils Postpile. The trail culminates at the impressive 101-foot Rainbow Falls, where you're often treated to vibrant rainbows in the mist. It's a diverse journey through the Ansel Adams Wilderness, offering a taste of the High Sierra's pristine beauty.

Accessing this area during peak season requires using a mandatory shuttle system from the Mammoth Mountain Adventure Center, as private vehicles are restricted. The shuttle makes stops at key points like Minaret Falls, allowing you to start your adventure conveniently. Remember to carry ample water, especially on sunny days, as sections of the trail can be exposed. This system ensures a smoother experience for everyone, but plan your timing around shuttle schedules.

The Devils Postpile is considered one of the world's finest examples of columnar basalt, a truly remarkable natural wonder. Beyond the geological marvels, the trail also passes through areas affected by the 1992 Rainbow Fire, offering a unique perspective on forest regeneration and expansive valley views. You'll even intersect with sections of the famous John Muir Trail and Pacific Crest Trail, connecting you to a larger network of iconic wilderness routes.