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Killer Floods Preview
All over the world, scientists are discovering traces of ancient floods on a scale that dwarfs even the most severe flood disasters of recent times. What triggered these cataclysmic floods, and could they strike again? In the Channeled Scablands of Washington State, the level prairie gives way to bizarre, gargantuan rock formations.
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New archeological evidence shows the stunning engineering of the Great Pyramid of Giza.
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Join scientists as they grab light from across the universe to prove quantum entanglement.
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Follow engineers and woodworkers as they rebuild an iconic American covered bridge.
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Follow the harrowing operation to rescue 12 boys stranded in a flooded cave in Thailand.
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How courage and ingenuity saved Allied troops during the epic Dunkirk operation in 1940.
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Take a mind-blowing voyage to the most powerful and mysterious objects in the universe.
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Engineers race to build a massive dome to contain the crumbling remains of the reactor.