40 years later: Spirit Lake's looming threat
24:28
What I found on Mt. St. Helens 37 years after the eruption
4:38
Mount St. Helens Crater | Nick on the Rocks
10:57
Flying Over Mount St. Helens: 1980 Volcanic Eruption Explained
21:09
¿Qué pasó realmente en el Monte St. Helens? - El geólogo Steve Austin
10:29
The Most Important Eruption in US History
13:31
A Dangerous Glacier Grows Inside Mount St. Helens' Crater | Oregon Field Guide
16:37
Mount St. Helens Live Broadcast on morning of eruption - 05-18-1980 | KATU In The Archives
6:21