Mount St. Helens Eruption Mount St. Helens Eruption Explore the events that led up to the massive explosion of the Mount Saint Helens volcano. Info Check your local listings. Mount St. Helens Eruption: Mount St. Helens Eruption Explore the events that led up to the massive explosion of the Mount Saint Helens volcano. Share Share this URL: Or you can use the code below to embed the video. The code updates if you change the width/height. Minimum dimensions are 320x211 pixels. <iframe width="640" height="391" src="http://channel.nationalgeographic.com/channel/videos/mount-st-helens-eruption/embed/" frameborder="0" scrolling="no" allowfullscreen></iframe> Width: px Height: px 2 comments   Get Livefyre FAQ Sign in + Follow Post comment Link Newest | Oldest Bob Grove 5pts There is an issue with the video today 1/15. I showed the first half in class yesterday and today no luck. Rick Lyons 5pts Why can I not view this video. My students are learning about volcanoes and this is an awesome video for this.