RT @ Wikipedia: Today in 1980 – Mount St. Helens erupted in southern Washington State http://bit.ly/WP_h
1980 eruption of Mount St. Helens
From Wikipedia, the free encyclopedia
Mount St. Helens, 9:00 am, May 17, 1980.
Eruption column around 8:35 am on May 18, 1980.via wikipedia
