Discovery Mount St. Helens Eruption, May 18, 1980 102 views On May 18, 1980, the Mount St. Helens became the largest and most destructive volcanic eruption in U.S. history. By the end of its cycle of fire and fury, 57 people had died. discovery smithsonian Mount St. Helens volcanos eruption history What's your reaction? 0 AWESOME! 0 NICE 0 LOVED 0 LOL 0 FUNNY 0 FAIL! 0 OMG! 0 EW! Comments Comment 0 comment Best Oldest Newest Write the first comment for this! Facebook Conversations
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