Things To Know Before You Come
Idaho Transportation Department
Detailed decontamination procedures have been developed by the U.S. Fish and Wildlife Service.
Travel through the Preserve and BLM Monument
Did You Know?
Watch out for bombs! Before they cooled, volcanic bombs were hot globs of lava that were hurled from volcanoes along the Great Rift. They form a variety of interesting shapes described as "breadcrust", "spindle" and "ribbons" by geologists. More...