In 1980, the science of predicting when volcanoes might erupt was a seat-of-the-pants kind of thing. Don Swanson, one of the young hotshot volcanologists flown into Washington state by the U.S.

46 years later, the eruption of Mount St. Helens is still unforgettable. Do you remember where you were that day? Text us 509-448-2000.

Red hot lava built this cave during a massive explosion on Mt St Helens 2000 years ago. We’ll explore the third longest lava tube in the nation. Red hot lava built this cave during a massive explosion ...

The eruption of Mount St. Helens coincided with an explosion in digital and cellular technology. When the volcano erupted on May 18, 1980, the fledgling company Microsoft had just developed the MS-DOS ...