1973 Kentucky Derby Three weeks after the Preakness, the Belmont Stakes featured a five-horse field. Secretariat won by 31 lengths with a time of 2:24 for the mile and a half, both course records in their own right. Through his combined victories at the Belmont Stakes, Preakness Stakes, and Kentucky Derby, Secretariat became the ninth horse to complete the Triple Crown of Thoroughbred Racing, and the first horse since Citation in 1948, ending a 25-year period without a Triple Crown winner. Secretariat's times in all three Triple Crown races were course records and still stand to this day. 1973 Kentucky Derby The 1973
Animal Kingdom (horse) Animal Kingdom (horse) Animal Kingdom (foaled in Kentucky on March 20, 2008) is an American Thoroughbred racehorse best known for winning the 137th Kentucky Derby and the 2013 Dubai World Cup. His Derby win took place on May 7, 2011, before a record crowd of 164,858. After the Derby, Animal Kingdom finished second in the Preakness Stakes and sixth in the Belmont Stakes before his career was disrupted by injury. He returned to finish second in the 2012 Breeders' Cup Mile before winning the Dubai World Cup as a five-year-old in 2013. Animal Kingdom is the first Kentucky Derby winner