Kentucky Derby is a Grade I stakes race (graded stakes race) for three-year-old Thoroughbred horse (Thoroughbred)s, held annually in Louisville, Kentucky, United States on the first Saturday in May, capping the two-week-long Kentucky Derby Festival. The race is one and a quarter miles (2 km) at Churchill Downs. Colts (Colt (horseracing)) and geldings carry 126 pounds (pound (mass)) (57.2 kg (kilogram)) and fillies (filly) 121 pounds (54.9 kg). The race is known in the United States as "The Most Exciting Two Minutes in Sports" or "The Fastest Two Minutes in Sports" for its approximate duration, and is also called "The Run for the Roses" for the blanket of roses draped over the winner. It is the first leg of the United States Triple Crown of Thoroughbred Racing and is followed by the Preakness Stakes then the Belmont Stakes. The attendance at the Kentucky Derby ranks first in North America and usually surpasses the attendance of all other stakes races including the Preakness Stakes, Belmont Stakes and the Breeders Cup. For more information, see American Thoroughbred Racing top Attended Events.