Craters of the Moon National Monument

Craters of the Moon National Monument

Craters of the Moon National Monument is a rugged and unique landscape in Idaho, showcasing ancient lava flows, cinder cones, and a distinctive volcanic environment that attracts outdoor enthusiasts and geologists alike.

753,000
Acres Protected
60
Miles of Trails
200,000
Annual Visitors
1924
Year Established

About Craters of the Moon National Monument

Craters of the Moon National Monument
 

Craters of the Moon National Monument encompasses over 750,000 acres of preserved volcanic landscape in south-central Idaho. Its geography is defined by a vast expanse of lava flows, some of which are as recent as 2,000 years old, alongside numerous cinder cones, lava tubes, and fissures that illustrate Idaho's turbulent volcanic history. The monument harbors a specific ecology adapted to the harsh volcanic conditions, with unique species such as the dwarf buckwheat and the yellow monkeyflower. Historically, Native American tribes traversed the area, and it served as a landmark during westward expansions in the 19th century. Recreation opportunities abound, with educational programs, extensive trails, and possibilities to explore surreal landscapes. The Monument's visitor center offers educational exhibits about volcanic geology and local history. Craters of the Moon's striking beauty and geological curiosities make it a captivating destination, inviting photographers, hikers, and backpackers to explore its unique terrain.

Exploring the Otherworldly Terrain of Craters of the Moon National Monument

Imagine stepping onto a landscape that resembles a lunar surface, vast and quietly commanding—a reminder of Earth's fiery past. Welcome to Craters of the Moon National Monument, an awe-inspiring expanse of over 750,000 acres in the heart of Idaho, where volcanic processes have sculpted a rugged and enigmatic terrain that beckons explorers and geologists alike. Established in 1924, the monument is a testament to the volcanic activity that shaped it, with lava flows as recent as 2,000 years old, alongside unique geological features such as cinder cones and fissures. As you traverse this terrain, you’ll encounter not only the resilient flora that call it home, including the fragrant dwarf buckwheat and the vibrant yellow monkeyflower, but also echoes of Native American trails and historical routes from the age of westward expansion.

Set your sights on the Great Rift, an 84-mile-long volcanic fissure that unfolds before you like an ancient scar, daring you to trace its path. The allure of lava tubes awaits subterranean explorers; these darkened passageways conceal secrets of the Earth's tumultuous past while offering a reprieve from the aboveground heat. For those seeking panoramic perspectives, a trek up the Inferno Cone promises sweeping views of the monument's otherworldly landscape, dotted with the fascinating formations of Spatter Cones. The nearby Devils Orchard offers a more accessible venture through lava field remnants, showcasing whimsical rock sculptures formed by nature’s hand.

When planning your visit, timing is key. The high-desert climate of Craters of the Moon produces extremes, with summer temperatures reaching 85°F and winter lows plunging to 5°F. Late spring and early fall are ideal, offering not only milder weather but also vibrant displays of wildflowers. Bear in mind the tales of unpredictable weather; be prepared for sudden changes.

Adventurers will find a wealth of activities to partake in, from hiking the 60 miles of trails to capturing the midnight stars against the stark, volcanic backdrop. Photographers will revel in the dramatic contrasts, from surreal blackened landscapes to the vivid hues of flora dotting the bleakness. Wildlife enthusiasts might be rewarded with sightings of creatures uniquely adapted to this harsh environment. The Robert Limbert Visitor Center serves as a gateway to understanding the monument's geology and vibrant past, offering exhibits that cater to curious minds.

Camping at Lava Flow Campground places you right amidst this spectacle, where you can fall asleep under a jet-black sky, punctuated by the brilliance of constellations. Conveniently located near US Route 20/26/93, Craters of the Moon invites those who seize the adventure with practical advice: consider the spring or fall to avoid crowds, and in summer, do not venture far without ample water and protective gear for the sun.

In practical terms, it’s pivotal to remember that parking can become competitive during peak seasons, especially at popular sites. Be sure to carry a powerful flashlight if you plan to investigate the lava tubes. Nearby towns like Arco, Carey, and Hailey present opportunities to stock up on supplies or rest after a day’s adventure.

Craters of the Moon challenges you with an experience like no other—a chance to walk alongside the history of our planet’s volcanic past, a journey that inspires awe, respect, and perhaps, a touch of humility in the face of nature's enduring power.

Highlights

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The Great Rift, an 84-mile-long volcanic fissure

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An abundance of lava tubes for subterranean exploration

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The Inferno Cone, offering panoramic views of the volcanic landscape

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The Spatter Cones, excellent examples of mini-volcano formations

Notable Natural Features

Lava Flow Campground

A picturesque campground situated amidst the volcanic landscape, offering a unique camping experience.

Devil's Orchard

A short, accessible trail through the remnants of a lava field, dotted with unique rock formations.

Tree Molds

A site where lava solidified around fallen trees, creating unique mold shapes.