Learn more about the Earth's dramatic landforms, from the tops of majestic mountains to the depths of mysterious caves and everything in between.
More About the Surface of the Earth
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Call of the Abyss
An intrepid team of explorers broke the depth record in Krubera—the world's deepest cave. They'd barely gotten home before a second team went deeper.
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Alashan Plateau—China's Unknown Gobi
Salty spring-fed lakes, towering sand dunes, and the ghosts of an ancient walled city lie at the heart of China's remote Alashan Plateau in the Gobi.
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South Africa's Teeming Seas
Call it the greatest shoal on Earth. Cold and warm waters surge together off the coast of South Africa to create rich marine ecosystems and a billion sardines on the move.
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Glen Canyon Revealed
Drought drains Lake Powell—uncovering the glory of Glen Canyon.
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Rocket City Rednecks
Wednesdays at 9P and 9:30P
Meet a group of backwoods Alabama geniuses who tackle problems with hillbilly ingenuity.
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Mad Scientists
Wednesdays at 10P and 10:30P
Travel across America with host John Bowler as he seeks out the weirdest inventions.
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National Geographic Investigates
Fridays at 8P, 9P, and 10P et/pt
Get up close with some of the world's most fascinating underground communities, from gangs to cults to organized crime families.
National Geographic Magazine
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The Great American Zoo Trip
Joel Sartore Takes to the Road to Photograph Endangered Species
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Tsunami Science Pictures
Japan knows what to do when the water suddenly goes away. People don’t always heed the warnings. When and where will the next giant wave hit?
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Dog DNA Pictures
Scientists have found the secret recipe behind the spectacular variety of dog shapes and sizes, and it could help unravel the complexity of human genetic disease.
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