A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park. Geologists call this type of bulge “volcanic uplift.” It’s often caused by ...
Yellowstone National Park is a must-visit site for its geothermal features. From hot springs to geysers, the place is embellished with serene views at every corner. Beneath the park's landscape lies a ...