Fans gather in festive garb at the world's best horse races.
The stakes are high at a fast and furious horse race.
Traditional garb is part of racing culture, including this collection of Belmont Stakes pins and ties with jockey silks.
The horses prepare for the main event at the 2010 Belmont Stakes in New York.
Horses rush to the finish at the 2010 Grand National Meeting at Aintree Racecourse in northern England.
The Royal Ascot is a stately British tradition with the royal family who view the race from the Royal Enclosure.
Fancy hats are always in style at the running of the Preakness in Baltimore.
Mud flies through the air as the horses race to the finish at the Kentucky Derby.
Churchill Downs in Louisville, KY, fills up with women in fancy hats, many sipping mint juleps, to celebrate Derby day.
The Dubai World Cup at Meydan Racecourse offers the largest prize in horse-racing -- $10 million for the winner.
Spectators gather at the Longchamp Racecourse outside of Paris during the Qatar Prix de l'Arc de Triomphe.