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Yellowstone National Park A juvenille lion peers from behind trees
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Yellowstone National Park
Places
 
Hymen Terrace, Mammoth Hot Springs, with Fort Yellowstone in the background.
Detroit Photographic Co circa 1902
Hymen Terrace, Mammoth Hot Springs, in the foreground with historic Fort Yellowstone in the background.
 
Early after Yellowstone Park was established, the U.S. military assisted in protecting and administering the park. Visit these pages to learn more about historic Fort Yellowstone, and the historic back-country cabins they constructed.

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Last Updated: August 27, 2010 at 06:56 MST