The Yellowstone Caldera is a volcanic caldera and super-volcano in Yellowstone National Park, located in the Western United States—it has sometimes been referred to as the Yellowstone Super-volcano ...

Add Yahoo as a preferred source to see more of our stories on Google. This photo of a volcano in Iceland doesn't even begin to encapsulate the devastation that would happen if the Yellowstone volcano ...

Beneath Yellowstone Park a monstrous plume of hot rock is causing the earth to heave and tremble. Past volcanoes have erupted ...