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Craters of the Moon National Monument and Preserve
National Parks Travel Guide

Craters of the Moon: Everything You Need to Know

The Craters of the Moon formed over the course of eight major eruptive periods, spanning from 15,000 to 2,000 years ago. Lava emanated from the Great Rift, a series of deep fissures stretching 52 miles southeast. During this time, the Craters of the Moon lava field grew to cover 618 square miles. The smaller Wapi …

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