Craters of the Moon's visitor center and loop road are located on U.S. Highway 20/26/93. The park entrance is 24 miles northeast of Carey, Idaho and 18 miles southwest of Arco, Idaho. Watch for signs on the highway marking the park boundary and at the turn onto the park road.
The nearest airports are located in Hailey, Idaho (60 miles), Idaho Falls, Idaho (84 miles), and Twin Falls, Idaho (90 miles).
The Craters of the Moon loop road is paved and accessible to most vehicles, including RVs. RV parking is available at the Robert Limbert Visitor Center. (As you enter the park, continue past the first parking area to the RV parking area on the east side of the visitor center.) A limited number of large RV spaces are also available at major overlooks and trailheads, including at North Crater, Devil's Orchard, Inferno Cone, the Spatter Cones, Tree Molds, and the Caves Area.
Last updated: June 2, 2022