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Mont Blanc

Mont Blanc wasn't scaled until the late 18th century. Now it is the heart of European mountain sports with millions of visitors. The 7.5 mile tunnel through its heart was a miracle of 1960s engineering, but also suffered a catastrophic accident.

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  • Originally Aired May 18, 2018
  • Runtime 60 minutes
  • Network 5
  • Created May 29, 2018 by
    Administrator admin
  • Modified May 29, 2018 by
    Administrator admin