Thermal Waters Keep Yellowstone Waterfall Flowing in Cold Weather

Freshly fallen snow made for a peaceful scene inside Yellowstone National Park on Monday, February 5.The Park Service shared this video of Mystic Falls, a 70-foot cascade that flows year-round because it is fed by the thermally-heated waters of the Little Firehole River.Up to six inches of snow fell in Yellowstone on Sunday, according to the National Weather Service. More snow was expected in Wyoming near Casper on Monday. Credit: National Park Service via Storyful