• View of the Great Rift

    Craters Of The Moon

    National Monument & Preserve Idaho

Operating Hours & Seasons

The Monument and Preserve remains open all year, although winter snows prevent automobile access around the Loop Road from mid-November through mid-April. When the road is open, it remains open at all hours.

The Visitor Center is open year-round from 8 a.m. to 4:30 p.m. daily (8 a.m. to 6 p.m. Memorial Day through Labor Day). Closed on federal holidays during the winter.


Seasons: Every season has its own special qualities. Find out what the park is like at other times of the year.

Did You Know?

President Calvin Coolidge

"a weird and scenic landscape peculiar to itself" is how President Calvin Coolidge described Craters of the Moon when he established this National Monument in 1924. Craters of the Moon is perhaps the only officially "weird" park in the National Park System. More...