Learning About the Volcanic Plumbing System at Hawaii Volcanoes National Park

One of the more spectacular sights in the National Park System is at Hawaii Volcanoes National Park when red-hot lava streams into the Pacific Ocean. To help visitors understand this process, the National Park Service and U.S. Geological Survey have produced this short video.
- By Kurt Repanshek - May 25th, 2010 2:57am