We"re in the Rockies of southern Colorado to celebrate Great Sand Dunes National Park and Preserve"s 16th year as a full-fledged national park—though it was a national monument from 1932, and both the dunes themselves and the surrounding valley"s history are far more ancient.
Super sandy Sweet 16
Today in History
More Desktop Wallpapers:
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International Museum Day
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Stompin’ with the Big Chief
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The owl that loved football
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Honoring the first American woman in space
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Ice and Snow Sailing World Championships
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Caribbean flamingos, Yucatán Peninsula, Mexico
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Pining for spring
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Chapel of St. Michel on Lake Serre-Ponçon, Hautes-Alpes, France
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Mackerel forming a bait ball to avoid predators
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Bridge of Hillsborough County
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Heron lies the Salton Sea
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Unbearable cuteness
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An iris garden in Tokyo, Japan
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Summer’s in home stretch
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El Valle de la Luna, Chile
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Village of Santa Maddalena, Dolomites, Italy
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Johnston Canyon in Banff National Park, Alberta, Canada
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National Mushroom Month
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Porcupine
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National Dolphin Day
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Where do those colors come from?
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Christmas comes to New York City
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Bobbing for crab apples
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A medieval Moorish gem
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Fall Astronomy Week
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US Coast Guard: Protecting us for 105 years
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Infinity Day
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Happy Thanksgiving!
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Aw shucks, It s Oyster Day
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Citizenship Day and Constitution Day
Bing Wallpaper Gallery

