20 Episodes

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Season 509

Episodes

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  • 20 episodes
    20 episodes
    • s509e529Egyptian Doodles
    • s509e528Hypnotic Earth
    • s509e527Probing Platypus Evolution
    • s509e526Behind the Barge
    • s509e521Heavenly Havens
    • s509e520Mummified Child Sacrifice
    • s509e519Thai Kickboxers
    • s509e518Tornadoes 101
    • s509e515MicroKillers: Super Flu
    • s509e514Keeping the Mountain Clean: April 25, 2009
    • s509e513Solar Quest
    • s509e512Icefall Training: April 11, 2009
    • s509e511The Stories Behind the Climbers: April 1, 2009
    • s509e510Swine Flu: The Science of Pandemics
    • s509e508Hubble
    • s509e507DogTown: Life After Dogtown
    • s509e506Working Kangaroo Mom
    • s509e505Criminal Scapegoat
    • s509e504Cop vs. Bandido
    • s509e501Bullfighting