Craters of the Moon National Monument, located in Arco, Idaho is an amazing geological phenomenon. This lava field was formed by lava erupting through cracks called the Great Rift. This eruption happened between 15,000 and 2,000 years ago, leaving a unique landscape that’s perfect for exploring. Keep reading for ideas of what to see and do on your visit!
Learn At the Visitor Center
Start your trip to Craters of the Moon at the Robert Limbert Visitor Center. Here you can view educational films and exhibits about the history of the area. The visitor center is also a great place to pick up books on the monument’s history and science.

Tour the Loop Road
If you are only making a short visit (or aren’t interested in hiking), take a drive around the 7-mile Loop Road. It offers amazing views of Craters of the Moon from all angles. It’ll take about half an hour to drive over, under, and around the area’s volcanic features. If you happen to pull over, you’ll notice there are plenty of opportunities to get out and explore on foot.
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Explore the Caves
Set out on Caves Trail to explore interesting geological contrasts. Enter the cool, quiet, darkness of the caves and you’ll feel you’re in a whole different world from the land above. From the Boy Scout Cave, which keeps ice year round to the large lava tube called Indian Tunnel, this is a great way to experience the wonders of nature. Just remember to obtain your free cave permit before entering to avoid fines.
Participate in a Walk and Talk
During the monument’s peak season in summer, rangers offer informative Walk and Talks. These guided tours of different areas of Craters of the Moon allow you to learn all the secrets and facts of the monument. This is a great opportunity to learn as much as you can on your visit, especially because you get to ask questions of the experts!
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Featured Image from Mike Ralph/Unsplash