Mount St. Helens Eruption on May 18, 1980

Mount St. Helens in an active volcano found in the state of Washington in the United States. It is a stratovolcano (or also known as a composite volcano). This landform is a cone-shaped volcano which erupted forty years ago on May 18, 1980. It was the largest and most destructive volcanic eruption in United States history.

Videos
Footage of the 1980 Mount St. Helens Eruption - Smithsonian Magazine

Mt. St. Helens Eruption May 18, 1980

Read more about this eruption at 1980 Cataclysmic Eruption.

Have some fun with volcanoes by creating your own baking soda and vinegar miniature volcano. I have some links on this page.