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Daytona International Speedway. Daytona International Speedway is a race track in Daytona Beach, Florida, United States. Since opening in 1959, it has been the home of the Daytona 500, the most prestigious race in NASCAR. In addition to NASCAR, the track also hosts races of ARCA, AMA Superbike, USCC, SCCA, and Motocross. The track features multiple layouts including the primary 2.5-mile high-speed tri-oval, a 3.56-mile sports car course, a 2.95-mile motorcycle course, and a 1,320-foot karting and motorcycle flat-track. The tra