Mazda Raceway Laguna Seca (previously known as Laguna Seca Raceway) is a paved road racing track in central California used for both auto racing and motorcycle racing, built in 1957 near both Salinas and Monterey, California, United States. The racetrack is 2.238 miles long, with a 180 feet elevation change. Its eleven turns are highlighted by the circuit's signature turn, the downhill-plunging "Corkscrew" at Turns 8 and 8A.