Mount St. Helens Eruption Seconds from Disaster : Season 2 Episode 4
TV-PG National Geographic 1h 00m
Aired: July 26th, 2005 @ 8:30 PM EST on National Geographic
Mount St. Helens, in the countryside of Washington State, has been dormant for 123 years. But on May 1980, it suddenly erupts, killing 57. Why couldn't they predict it?
