The Circuit de Spa-Francorchamps is the famous venue of the Formula One Belgian Grand Prix and the Spa 24 Hours endurance race. It is considered to be one of the most challenging race tracks in the world, mainly due to its fast, hilly and twisty nature. The circuit features one of the most famous and dangerous sections of any racing track in the world, the Eau Rouge complex. Spa is a favourite circuit of many racing drivers and fans.
Over the years, the Spa course has been modified several times and today it has been shortened to 6.9 km (4.3 miles) and is a fast and hilly route through the Ardennes where speeds in excess of 330 km/h can be reached. Since inception, the place has been famous for its unpredictable weather. Frequently drivers confront a part of the course that is clear and bright while another stretch is rainy and slippery.