The 2010 Breeders' Cup World Championships was the 27th edition of thoroughbred racing's season ending premier event, and took place on November 5 and 6 at Churchill Downs in Louisville, Kentucky.
The attendance was 72,739.[2]
The highlight of the day was the much anticipated performance of Zenyatta who was vying for her 20th consecutive victory and second Breeders' Cup Classic.[2]