American thoroughbred racing top attended events on Saturday and its companion race the Breeders' Cup Distaff on Friday those locations rotates annually. Notes: American thoroughbred racing top attended events This is a listing of the top attended stakes races for thoroughbred racing in North America by year. The chart lists the paid attendance of the eight top average attended races including the Kentucky Derby on Saturday and its companion race the Kentucky Oaks on Friday at Churchill Downs in Louisville, Kentucky; the Preakness Stakes on Saturday and its companion race the Black-Eyed Susan Stakes on Friday at Pimlico Race Course in Baltimore, Maryland; the Belmont Stakes
Clark Handicap Clark Handicap The Clark Handicap is an American Thoroughbred horse race held annually in late November at Churchill Downs in Louisville, Kentucky. Among the oldest races in the United States, it was first run in 1875, the year the racetrack opened for business. Currently a Grade I event, it is open to horses age three and older and is contested on dirt over a distance of miles (9 furlongs). The race is named in honor of Colonel M. Lewis Clark, founder of the Louisville Jockey Club which built Churchill Downs. Through 1901, it was restricted to three-year-old horses. Since inception,