Footage of the eruption of Mt. Lassen in Northern California. Mt. Lassen erupted from 1914-1917, the last volcano in the Cascades to erupt prior to Mt. St. Helens. This footage was most likely taken ...
Volcanoes are Earth’s geologic architects. They’ve created more than 80 percent of our planet’s surface, laying the foundation that has allowed life to thrive. Their explosive force crafts mountains ...
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