The Snake River Plain is a geologic feature located primarily within the U.S. state of Idaho. It stretches about 400 miles westward from northwest of the state of Wyoming to the Idaho-Oregon border. T
The Snake River cutting through the plain leaves many canyons and gorges, such as this one near Twin Falls, Idaho
The eastern Snake River Plain, image from NASA's Aqua satellite, 2008
Location of Yellowstone Hotspot in Millions of Years Ago
Craters of the Moon National Monument and Preserve is a U.S. national monument and national preserve in the Snake River Plain in central Idaho. It is along US 20, between the small towns of Arco and C
Snake River Plain
…65 miles (105 km). Younger volcanoes that erupted after passing over the hotspot covered the plain with young basalt lava flows in places, including Craters of the Moon National Monument. The Snake River Plain has a significant effect on the climate of Yellowstone National Park and the adjacent areas to the south and west of Yellowstone…
Craters of the Moon within Idaho
A panoramic image of the Craters of the Moon.
Stone rings near Indian Tunnel lava tubes, possibly windbreaks made by Northern Shoshone passing through the area.