U.S. Department of the Interior

Heavy, Wet Snow Causing Problems in Yellowstone [PHOTOS]
Warmer Temps + Melting Snow = Park-wide Challenges. Sylvan Pass Slides Delay East Entrance Reopening. Yellowstone National Park road crews and avalanche experts are working to clear Sylvan Pass of more than 20 feet of snow and assess the continuing danger of wet snow slides that have kept the road c…