The 2012 FIA Formula One World Championship was the 66th season of FIA Formula One motor racing. It featured the 63rd FIA Formula One World Championship, a motor racing series for Formula One cars, recognised by the Fédération Internationale de l'Automobile (FIA) – the governing body of motorsport – as the highest class of competition for open-wheel racing cars. The championship was contested over twenty rounds, which started in Australia on 18 March and ended in Brazil on 25 November. The 2012 season saw the return of the United States Grand Prix, which was held at the Circuit of the Americas, a purpose-built circuit in Austin, Texas. After being cancelled in 2011 due to civil protests, the Bahrain Grand Prix also returned to the calendar.