On the National Park Service"s Founders Day, we"re here on the North Rim of Grand Canyon National Park in Arizona peering out at the stunning vista. Can you see the rectangular hole in the canyon wall near the top of the image? That"s Angels Window. Brave hikers can make their way up to the trail above it, but the window itself is best viewed from various points along the North Rim. Far down below is the Colorado River. Beginning about 6 million years ago, it gradually carved downward through countless layers of sedimentary, igneous, and metamorphic rock. The Colorado and its tributary streams continue to deepen and widen the Grand Canyon even today.
Happy anniversary to the National Park Service!
Today in History
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Happy trails for the 21st century
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A desert arts pop-up, just popped up
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Punakaiki on South Island, New Zealand
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National Park Service Founders Day
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National Park Service anniversary
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National Park Service Founders Day
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Yellowstone for the National Park Services birthday
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Anniversary of National Park Service
More Desktop Wallpapers:
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Golling Waterfall, Salzburg, Austria
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Women s History Month
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International Day for the Conservation of the Mangrove Ecosystem
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Spring equinox
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Happy 300th, NOLA!
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New Year’s Day in the land of the rising sun
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Pegadung Rock, Lampung, Sumatra, Indonesia
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Over and under the delta
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Grizzly bears in Alaska for National Wildlife Day
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Rapa Valley in Sarek National Park, Sweden
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Autumn equinox
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Florentine garden brings generations together
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National Rivers Month
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Oktoberfest
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Oh, the places you’ll go
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Endangered Species Day
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A Bengal tiger in Ranthambore National Park, India
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Nha Phu Bay, Nha Trang, Vietnam
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Indigo bunting
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Winter in the Finnish wilds
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Ponta Delgada
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World Rainforest Day
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Flag Day
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World Population Day
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A hit ballet, long after its debut
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Blink and you ll miss it
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The wild heart of Tasmania
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Venice s grand regatta
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The moon rises for Mid-Autumn Festival
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A lunar lantern celebration
Bing Wallpaper Gallery

