Feel like you're stepping foot on the surface of the moon at this surreal national monument in Idaho, with craters formed by ...

This lunar topographic map shows the moon from the vantage point of the eastern limb. In this view, the yellow circles represent some of the 5,185 craters ... composed of volcanic lava flows ...

Today, visitors can hike through unusual volcanic terrain, including the short but steep path to the top of the Inferno Cone where panoramic views can stretch as far as the Teton Range 100 miles east.