Mount St. Helens erupted #onthisday in 1980. Hear the harrowing stories of the people who were there in Make It Out Alive: https://bitly.com/3dryeH0 | Smithsonian Channel Aviation Nation

On May 18th 1980, Keith Ronnholm witnessed the catastrophic eruption of Mount St. Helens, and captured some of the most famous photos ever. Watch more Raging Planet on discovery : https://bit.ly/3IMCfbk | Love Science

2.2M views · 30K reactions |  On March 27, 1980, Mount St. Helens in Washington started erupting with a series of explosions and ash clouds. The activity kept building up until a massive eruption happened on May 18 at 8:32 AM. It was one of the most powerful eruptions in U.S. history, with an explosivity rating of 5. Before this, the last big eruption in the U.S. was in 1915 at Lassen Peak, California. | The Galactic Void | Facebook