From this vantage point high over the Indian Ocean, we have a spectacular view of the "underwater waterfall" formed off the coast of Mauritius. Not a true waterfall, this is an optical illusion—it"s really the trails of sand and silt deposits on the seafloor being washed by currents over the edge of an ocean shelf. But we"re probably not alone in thinking at first glance that the ocean is pouring into some massive unseen drainpipe.
Getting to the bottom of the underwater waterfall
Today in History
More Desktop Wallpapers:
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Fall colors below Mount Sneffels near Ridgway, Colorado
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Field of Light at Sensorio by Bruce Munro
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Native American Heritage Day
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Après-ski in the Dolomites
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A good time in the Badlands
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Infrared Jupiter, erupting Io
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Does this shark have an Irish accent?
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Dressed for winter fun
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Giant kelp in the Channel Islands National Marine Sanctuary
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Travel Sunday: Sintra, Portugal
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‘Ocian in view! O! The joy.’
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It’s NASA’s 60th birthday
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Inhale and exhale, it’s Yoga Day
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An iris garden in Tokyo, Japan
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It’s Opening Day for Major League Baseball
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Hello, spring!
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Veterans Day
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Bow Bridge in Central Park, New York City
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Tassili n’Ajjer, Sahara, Algeria
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Horse Head Rock, New South Wales, Australia
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Kalalau Beach on the Nā Pali Coast, Kauai, Hawaii
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Peña Roya beech forest, Moncayo Natural Park, Aragon, Spain
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Earthrise on Moon Day
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Kiteboarding and windsurfing in Croatia
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Presidents Day in America’s front yard
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Snow aglow in central Japan
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World Oceans Day
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The owl that loved football
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Happy Independence Day!
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Palmyra Atoll National Wildlife Refuge
Bing Wallpaper Gallery

