Close A Supervolcano Lies Under Yellowstone National Park Beneath the ground of Yellowstone National Park, lies a monster volcano that had it's last supereruption over 630,000 years ago... and it could erupt again. Josh King has the story (@abridgetoland). WZZM 2:23 PM. EDT October 11, 2017 TRENDING VIDEOS WZZM Live Radar WMU graduate Matt Mika shot at congressional baseball practice Mother's boyfriend blamed in death of boy Grand Rapids beating victim President Trump: Suspect in congressional baseball shooting has died Tree falls on girl at Grand Haven Park Woman receives 7th OWI conviction Rep. Steve Scalise, others shot at congressional baseball practice Grand Rapids Griffins win 2017 Calder Cup WUSA Breaking News More Stories Meijer shopper sues for $25M after beating by… Oct 16, 2017, 9:12 p.m. No contamination found in Rockford city water Oct 17, 2017, 12:08 a.m. Homeowners outside the testing zone are concerned… Oct 16, 2017, 7:34 p.m.