TwinSpires is the leading ADW (Advance Deposit Wagering) and among the most recognizable sites in the sport of horse racing site from Churchill Downs Inc. It launched in 2007. When Churchill Downs opted to get into the online race betting industry of advance deposit wagering, the obvious choice of handle for their site was TwinSpires.com. New York is among 30 states in which TwinSpires offers its services as an online racebook. They deliver daily racing around the clock from across the globe, featuring more than 150 tracks.