United States, Georgia, Decatur County, Chattahoochee River, 30.7088028, -84.8638097United States, Georgia, Fulton County, Atlanta, 33.749, -84.38798Jillson, Floyd, 1926-20111971-05-22View of participants in the annual Ramblin' Raft Race along the Chattahoochee River in Atlanta, Georgia.The Ramblin' Raft Race was an annual social and sporting event that occurred on the Chattahoochee River in Atlanta, Georgia from 1969 to 1980, usually around Memorial Day. The race was created and managed by Larry Patrick, a graduate of Georgia Tech. Over the years, the race grew in size and in 1978 was certified by Guinness as the largest sporting event in history, with 58,000 participants.image/jpegVIS 71.103.08ahc071103008a.jpghttp://rightsstatements.org/vocab/InC/1.0/Floyd Jillson Photographs, Atlanta History CenterRivers--GeorgiaRaces--GeorgiaRecreation--Georgia--AtlantaRamblin' Raft Race (Atlanta, Ga.)Raft Race, Chattahoochee RiverStillImage