Yellowstone National Park’s winter season begins Sunday, Dec. 15. Annually from mid-December until mid-March, visitors can travel most of the park’s roads from the west, south, east and north entrances by approved commercially guided snowmobiles and snowcoaches and via the noncommercially guided snowmobile access

A black bear was recently spotted near the turnoff to the petrified trees in Yellowstone National Park. It's been "an honor to have been in your homes," the departing cable news host said in a surprising farewell.