Long Valley Caldera, Inyo National Forest
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Facts and practical information
Long Valley Caldera is a depression in eastern California that is adjacent to Mammoth Mountain. The valley is one of the Earth's largest calderas, measuring about 20 mi long, 11 mi wide, and up to 3,000 ft deep. ()
Address
Inyo National Forest
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Day trips
Long Valley Caldera – popular in the area (distance from the attraction)
Nearby attractions include: Sierra Star Golf Course, California Volcano Observatory.