High Quality Content by WIKIPEDIA articles! Daytona International Speedway is a race track in Daytona Beach, Florida, United States. Since opening in 1959, it has been the home to the biggest race in all of NASCAR, "The Great American Race", the Daytona 500. Today the facility has a seating capacity of almost 168,000 spectators. It hosts races of motor vehicles of various kinds, including go-karts, motorcycles (on and off road), sports cars, modified pickup trucks, and stock cars. The track features multiple layouts including a 2.5 miles (4.0 km) high speed tri-oval, a 3.56 miles (5.73 km) sports car course, and a 2.95 miles (4.75 km) motorcycle course, with a new .25 miles (0.40 km) karting and flat-track motorcycle racing circuit scheduled to open in December 2009. The track's 180-acre (73 ha) infield includes the 29-acre (12 ha) Lake Lloyd, which has hosted powerboat racing.