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Power Diggers of Iceland

In Iceland, a giant boring machine called Jaws is tunneling through miles of basalt, one of the world's hardest rocks. The tunnel is the linchpin of a massive hydro-electric plant that will use glacier melt water to make electricity.

English
  • Runtime 60 minutes
  • Content Rating United States of America TV-G
  • Network National Geographic
  • Created July 23, 2010 by
    Administrator admin
  • Modified July 23, 2010 by
    Administrator admin