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How the Earth Works

Will Iceland Poison the Skies?

Season 1 Episode 3
Martin and Liz explore Iceland to see if its volcanoes could spread global chaos in the future. Martin samples an insane motorsport on ashy slopes and Liz has the dive of a lifetime between the continental plates of North America and Europe.
  • 44 min
  • TV-PG
  • Premiered 10/23/2013