road closed due to melting in Yellowstone, yellowstone supervolcano melts road in park, yellowstone oddity, strange things in yellowstone national park, road melts in yellowstone national park , thermal heating melts road in Yellowstone national park, why are road in yellowstone melting, yellowstone national park roads are melting because of thermal heating, yellowstone supervolcano melts roads in yellowstone national park, yeloowstone volcano melts road in national park, road melted by yellowstone volcano july 10 2014, Firehole Lake Drive Temporarily Closed in Yellowstone on July 10 2014, scenic road in yellowstone national park closed, Underground heat from the park's super volcano combined with the warm summer sun have melted a section of a road in Yellowstone National Park, forcing its temporary closure on July 10 2014. Photo: NPS