A Denver man was found dead on Yellowstone Lake in Yellowstone National Park, the National Park Service said Thursday.Boaters on Yellowstone Lake found 41-year-old Brandon Rhea floating in the water near Rock Point on the northw est shore Monday morning and alerted the National Park Service. National Park Service investigates Yellowstone National Park death of Denver manRangers recovered the body from near Bridge Bay, along with a capsized kayak and other belongings.The death is under investigation, according to the National Park. ...read more read less