Did you know that three of the most catastrophic volcanic eruptions in geological history occurred at Yellowstone National Park? 🌋Located in northwestern Wyoming, Yellowstone’s supervolcano is currently dormant: Its last powerful eruption occurred approximately 600,000 years ago. Yet, this sleeping giant is still active. #volcanoes #yellowstone #powerful #volcanoeruption #sleepinggiant (at Catalina Foothills, Arizona) https://www.instagram.com/p/CoYF5mKyxQRxpxiV_8xUKEgxy2T4W0YHSpcWHA0/?igshid=NGJjMDIxMWI=















