It is a firm favourite of Formula drivers. The track set in the mountains of Belgium is a test like few others, from its high-speed sweeps and dauntingly elevated Turn 2 to the painfully slow hairpin; it is a real test of man and machine. I found out just how exciting and difficult it is from behind the wheel of a Nissan GT-R:

http://www.carmag.co.za/speed/formula-1/driving-circuit-de-spa-francorchamps/