Seabiscuit was one of the most remarkable Thoroughbred racehorses in history. From 1936 to 1940, Americans thronged to racetracks to watch the small, ungainly racehorse become a champion. He had an ...
The fastest horse of his time. AP/Worldwide. For all the attention writers and filmmakers heap on Seabiscuit today, the horse was not considered the fastest Thoroughbred for most of his racing career.