Season 1

Episodes

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  • 21 episodes
    21 episodes
    • s1e21Asteroid Attack
    • s1e20Comets: Unstoppable Force
    • s1e19Human Extinction
    • s1e18Shark Attacks
    • s1e17Killer Lakes
    • s1e16Tanks: Battlefield Warriors
    • s1e15Telepathy
    • s1e14Earth Under Water
    • s1e13Glacier Meltdown
    • s1e12Supervolcanoes
    • s1e11Bermuda Triangle
    • s1e10Deep Space Probes
    • s1e9Atlantis
    • s1e8Planets from Hell
    • s1e7Cavemen
    • s1e6Superquakes
    • s1e5Alien Contact
    • s1e4Earth's Core
    • s1e3Stonehenge
    • s1e2Angry Skies
    • s1e1Survival