Mt. Hood's Volcanic Past
Clip: Season 24 Episode 2404 | 8m 20s | Video has closed captioning.
As George Washington was winning the revolutionary war, a deluge of volcanic debris was killing trees on the Sandy River. Mount Hood erupted for nearly a decade, just a few years before Lewis & Clark came through. The mountain many Portlanders regard as part of the city skyline is actually an active volcano with a more recent history of activity than many people realize.
Aired: 10/25/12
