• View of the Great Rift

    Craters Of The Moon

    National Monument & Preserve Idaho

Contact Us

By Mail
Craters of the Moon National Monument and Preserve
National Park Service
18 miles W of Arco on Hwy 20/26/93
P.O. Box 29
Arco, ID 83213

- or -

Craters of the Moon National Monument
Bureau of Land Management
Shoshone Field Office
400 W. F Street
Shoshone, ID 83352

By Phone
Visitor Information
(208) 527-1335
(208) 527-1300

By Fax


Did You Know?

Did You Know?

Watch out for bombs! Before they cooled, volcanic bombs were hot globs of lava that were hurled from volcanoes along the Great Rift. They form a variety of interesting shapes described as "breadcrust", "spindle" and "ribbons" by geologists. More...