How the Earth Was Made
Mt. St. Helens (2x10)
Air date: Feb 02, 2010
A look at the creation of the Mount St. Helens volcano in Washington state; its history of violent eruptions and the evidence another massive eruption could occur again in the near future.
- Premiered: Feb 2009
- Episodes: 26
- Followers: 19
- Ended
- History
- Tuesday at 21