The world’s most expensive thoroughbred. Eddie Arcaro is aboard: 1955 Kentucky Derby, 1955 Belmont, 1955 Pimlico, giving his footprint “like a movie star,” 1956 Horse of the Year, his first foal, with Sunny Jim Fitzsimons, winning 1955 Preakness, retirement to stud, sells for $1,251,200 and many more. Overall EX-MT and 8x10”.