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On May 18, 1980, the north slope of Mount Saint Helens, a volcanic peak in the Cascades Range, was blasted away in an eruption that killed 57 people and devastated an area of approximately 200 square miles.
On May 18, 1980, the north slope of Mount Saint Helens, a volcanic peak in the Cascades Range, was blasted away in an eruption that killed 57 people and devastated an area of approximately 200 square miles.
