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Yellowstone National ParkJuvenile Bighorn Sheep casually amble along a precipice near Tower Falls.
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Yellowstone National Park
Fish Identification - Rainbow Trout
Roosevelt Arch at Yellowstone's North Entrance  

Did You Know?
The Roosevelt Arch is located at the North Entrance to Yellowstone National Park. The cornerstone of the arch was laid by President Theodore Roosevelt.

Last Updated: November 02, 2007 at 11:04 EST