NATIONAL PARKS: 8-year-old girl dies after falling into Yellowstone canyon Published: Tuesday, August 19, 2014 Yellowstone National Park officials have identified an 8-year-old girl who died in the park Sunday. Please subscribe to Greenwire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.