Season 6
(2009)Episodes 25
1 Mystery of The Disembodied Feet
October 27, 2009
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2 Inside LSD
November 3, 2009
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3 Secret History of Diamonds
November 10, 2009
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4 24 Hours After Asteroid Impact
November 17, 2009
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5 Nazi Mystery: Twins from Brazil
November 24, 2009
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8 25 Years
April 19, 2010
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9 Journey to an Alien Moon
April 20, 2010
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10 Fatal Insomnia
April 27, 2010
An extremely rare genetic disease passed down through generations, fatal familial insomnia's (FFI) primary symptom is sleeplessness, but with a fatal twist: victims are dead within months. National Geographic delves into the science of sleep to find out why we need sleep and what happens to us when we don't get it. Witness the pioneering research inside the sleeping brain as well as the mind forbidden to rest for days at a time.
11 Talibanistan
June 8, 2010
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12 Electronic Armageddon
June 15, 2010
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13 Inside the DEA
August 10, 2010
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14 24 Hours After Hiroshima
August 17, 2010
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15 Albino Murders
August 24, 2010
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16 Inside Bioterror
August 31, 2010
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17 Can the Gulf Survive?
September 28, 2010
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18 Lost Mummies of New Guinea
November 16, 2010
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19 How Man Tamed the Wild
November 23, 2010
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20 Born to Rage?
December 14, 2010
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21 American Hostage
January 17, 2011
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22 Lost Cannibals of Europe
January 24, 2011
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23 How to Build a Beating Heart
February 7, 2011
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24 Clash of the Americas
February 14, 2011
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25 Finding the Lost da Vinci
March 18, 2012
Leonardo da Vinci's "The Battle of Anghiari" vanished 500 years ago, with only copies rendered by other artists left behind to confirm its existence. Scientist and art enthusiast Maurizio Seracini, has dedicated 36 years to tracking down the missing mural, and seems to be on the verge of uncovering the hidden fresco behind the walls of the Palazzo Vecchio in Florence, Italy.
26 The Man Who Can Fly
February 12, 2012
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27 Fighting ISIS
March 5, 2016
National Geographic writer Neil Shea travels to the heart of Kurdistan on a quest to meet the Kurdish fighters on the front lines against the world's biggest terrorist threat, ISIS.
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