Formula One is a famous racing sport around the world. Teams that compete in the sport include some of the world’s most famous car manufacturers and motor names, including McLaren-Mercedes, Ferrari, Williams, BMW-Sauber, Honda, Toyota and Renault. The teams have two race drivers, one or two reserve and test drivers. There are two Championships the teams compete for: the main championship is the Drivers’ Championship, as the drivers race on circuits around the world in intense battles against each other for the ultimate racing title. The second championship is the Constructors’ Championship where the teams work hard on making the ultimate racing package for their drivers to use to get the points needed to win the constructors’ title. In 2006 Formula One had 18 circuits in different countries across the world, including Britain, USA, France, Germany, Australia and Japan.