(Express) – Nature will provide a key warning sign over the Yellowstone volcano’s imminent eruption, according to a bombshell documentary.  The supervolcano, located in Yellowstone National Park, has erupted three times in history, 2.1 million years ago, 1.2 million years ago and 640,000 years ago. Scientists have previously warned how they may have as little as two weeks to prepare an evacuation should an earthquake occur.

However, despite predictive technology, nature could prove to be the most valuable indicator of an imminent eruption, it has been revealed. YouTube channel Underworld produced a mini-series called “What If Yellowstone Erupted Tomorrow?”, providing an insight into how it could play out. Referring to an eruption, the 2016 documentary revealed: “Before the blast, there would be serious warning signs. READ MORE