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Cosmic Journeys Season 1 Episode 26 Supervolcanoes 2009

They are eruptions so vast, so Earth-shattering, they have changed the history of our planet. Climate collapse. Toxic turmoil. Mass extinction. Worse than a killer asteroid, or nuclear war, they are Earth's most destructive Supervolcanoes.

  • Released: 2014-05-23
  • Runtime: 24 minutes
  • Genre: Documentary
  • Stars:
  • Director:

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