Craters of the Moon National Monument Idaho National Park Craters of the Moon National Monument Day 2 Ranger Guided Cave Walks Jeff 06/14/2011
Idaho National Park Craters of the Moon National Monument Jeff 06/13/2011 View Craters of the Moon National Monument in a larger map Read More
Crater Lake National Park National Park Oregon Crater Lake National Park/Newberry National Volcanic Monument Jeff 09/16/2010
California Lava Beds National Monument National Park Lava Beds National Monument/Tule Lake Jeff 09/15/2010
