Things to Do and See Winter Activities Take a Snowcoach Through Yellowstone in the Winter Snowshoeing Hellroaring Creek Trail in Yellowstone with Yellowstone Forever’s Cougar Course Snowshoeing Hellroaring Creek Trail in Yellowstone with Yellowstone Forever's Cougar Course Share this Facebook Icon Twitter Icon Email Icon Join Yellowstone National Park Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Yellowstone National Park Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Photo: NPS/Jacob W Frank