American thoroughbred racing top attended events on Saturday and its companion race the Breeders' Cup Distaff on Friday those locations rotates annually. Notes: American thoroughbred racing top attended events This is a listing of the top attended stakes races for thoroughbred racing in North America by year. The chart lists the paid attendance of the eight top average attended races including the Kentucky Derby on Saturday and its companion race the Kentucky Oaks on Friday at Churchill Downs in Louisville, Kentucky; the Preakness Stakes on Saturday and its companion race the Black-Eyed Susan Stakes on Friday at Pimlico Race Course in Baltimore, Maryland; the Belmont Stakes
Churchill Downs usual number of people seated at the derby is 50,000 people, though crowds can reach over 150,000 on Derby day. The dirt oval main track, on which the Derby is run, is one mile (1.6 km) in circumference and is wide, with a section for the starting gate. A turf track, inside the main track, is in circumference and wide. From 2001 to 2005, Churchill Downs underwent a three-and-a-half year, $121 million renovation. The clubhouse was replaced, 79 luxury suites were added, and the historic twin spires were refurbished. One of the additions in the clubhouse was a mural by