Yosemite Valley
Yosemite Valley Glaciated igneous bedrock in a massive uplift - geology doesn't get better than this!
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Medicine Wheel, Wyoming
Medicine Wheel, Bighorn Mountains, Wyoming Visit the millennia-old, mystical religious site 9600 feet up in the Bighorn Mountains
Lassen Volcanic National Park
Lassen Volcanic National Park Visit this highly under-rated active volcano in northern California!