The Nürburgring 24 Hours is a 24-hour annual touring car and GT endurance racing event that takes place on a combination of the Nordschleife ("North Loop") and the GP-Strecke ("Grand Prix track") circuits of the Nürburgring in Rhineland-Palatinate, Germany. Held since 1970, the over 25.3 km (15.7 mi) lap length allows more than 200 cars and over 700 drivers to participate.