When he won the first leg of the Triple Crown at Churchill Downs in May, Secretariat set more than a Kentucky Derby speed record. He also wrote the names of Owner-Breeder Helen ("Penny") Tweedy, Trainer Lucien Laurin and Jockey Ron Turcotte into the books. It was the first time that the same triumvirate had saddled two consecutive Derby winners.
Like Riva Ridge, winner of last year's Belmont Stakes as well as the Run for the Roses, Secretariat was raised in the lap of equine luxury at The Meadow, a rolling, tree-shaded retreat in Doswell, Va., with a century-old mansion surrounded by stables,...