Why Mount Rainier is the US volcano that troubles scientists most
Mount St. Helens, which cataclysmically erupted in May 1980, ranked as second most hazardous before Mount Rainier in third ...
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Earth from space: The heart-shaped 'Spirit Lake' sculpted by Mount St. Helens' epic eruption
This striking satellite photo shows the unusual shape of Spirit Lake, which was transformed into a giant anatomically inaccurate heart by the explosive eruption of Mount St. Helens in 1980.