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Yellowstone National ParkSeeing the park from horseback gives visitors a chance to cover ground off the beaten path.
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Yellowstone National Park
Old Faithful Area Trip Planner
Upper Geyser Basin Hydrothermal Features on a Winter Day.  

Did You Know?
Yellowstone contains approximately one-half of the world’s hydrothermal features. There are over 10,000 hydrothermal features, including over 300 geysers, in the park.

Last Updated: November 12, 2008 at 16:32 EST