Gordon Bennett Cup (ballooning)
The Gordon Bennett Cup (or Coupe Aéronautique Gordon Bennett) is the world's oldest gas balloon race, and is "regarded as the premier event of world balloon racing" according to the Los Angeles Times. Referred to as the "Blue Ribbon" of aeronautics, the first race started from Paris, France, on September 30, 1906.
Source: Wikipedia — Gordon Bennett Cup (ballooning) (CC BY-SA 4.0)