How The Earth Was Made

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How The Earth Was Made: Mount Saint Helens
Mount Saint Helens
Season 2  |  Episode 10  |  The History Channel  |  May 30, 2010

Over 20 years ago this active volcano - thought to be dormant - shocked America when it exploded. When will it blow again?

Over 20 years ago this active volcano - thought to be dormant - shocked America when it exploded. When will it blow again?

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