Idaho

Rugged Terrain in Craters of the Moon National Monument and Preserve in Idaho. The National Park Service describes the park as "a vast ocean of lava flows with scattered islands of cinder cones and sagebrush." Early NASA astronauts trained here because of the terrain.

cinder coneconservation areacraters of the moon national monumenthigh desertidaholavalava flowlava rocknational monumentnational parkparkpreserveruggedvolcanic