News 2011 Exxon Oil Spill in Yellowstone River Poses Threat “Yellowstone-River-Billings-MT_WikiSaraGoth_680” "The Yellowstone River by Billings, Montana. Photo by Sara Goth [CC BY-SA 3.0], via Wikimedia Commons" 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