Yellowstone Insider Your Complete Guide to America's First National Park
On August 17, 1959, around 11:37 p.m., Yellowstone National Park was changed forever when a large quake shook man-made Hebgen Lake.
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Book Review: The 1959 Yellowstone Earthquake
The 1959 Yellowstone Earthquake, all 40 seconds of it, was a defining moment in Yellowstone National Park’s history.
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