Ever wonder how racing video game designers get every detail so accurately fleshed-out when you’re virtually speeding down famous tracks such as Hockenheim? If so, this video has your answer. Developers from Turn 10 Studios have decided to show some of the behind-the-scenes magic of creating a virtual locale for the upcoming Forza 4 racing game. Highlighting the process from the nearly three-mile-long Hockenheim circuit in Germany – an old, flat track featuring 13 turns – the designers reveal some of their secrets. This clip is definitely worth checking out for racing and video game fans alike.