American thoroughbred racing top attended events 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 in Elmont, New York; the Travers Stakes in Saratoga Springs, New York and the Breeders' Cup Classic
American Quarter Horse hence the nickname. Horses listed in the appendix may be entered in competition, but offspring are not initially eligible for full AQHA registration. If the Appendix horse meets certain conformational criteria and is shown or raced successfully in sanctioned AQHA events, the horse can earn its way from the appendix into the permanent studbook, making its offspring eligible for AQHA registration. Since Quarter Horse/Thoroughbred crosses continue to enter the official registry of the American Quarter Horse breed, this creates a continual gene flow from the Thoroughbred breed into the American Quarter Horse breed, which has altered many of the characteristics