Yellowstone in Winter (16 images)
Yellowstone National Park is a winter wonderland of snow, ice, geysers, thermal pools and wildlife.
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Old Faithful geyser erupting with elk resting...
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Black Pool, a geothermal hot spring, surrounded...
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Castle Geyser steam at winter dawn;.Upper...
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Frost and snow-covered pine trees; West Thumb...
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Snow and ice-covered pine trees along trail at...
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Pine and fir trees burned in 1988 fire with...
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Bison and ice-covered Cottonwood trees in Lamar...
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Bison in winter at Mammoth Terraces, Mammoth...
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Winter visitors and Bombardier snow coach with...
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Mammoth Hot Springs Hotel at dusk in winter; a...
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Old Faithful Snow Lodge in winter, with snow...
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Julianne Baker of Yellowstone Association...
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Cross-country skier watching eruption at Lone...
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Mounded snow along Lone Star Geyser Trail;...
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Old Faithful geyser steam clouds on clear...
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Frost and snow-covered pine trees; West Thumb...

