Start of Kentucky Derby January 22, 2013 at 3464 × 2301 in Start of Kentucky Derby ← Previous Next → Aerial of Billie Shoemaker aboard Agitate (#3) and Angel Cordero on Cannonade (#1) leaving the gates during the start of the 1974 Kentucky Derby at Churchill Downs. Louisville, Kentucky 5/4/1974 (Image # 1198 )