Istanbul Park, also known as the Istanbul Racing Circuit or initially "Istanbul Otodrom", is a motor sports racetrack(a place where cars drive with each other to see who is fastest) in Akfırat County east of Istanbul, Turkey. It opened on 21 August 2005. It has been called "the best race track in the world" by Formula One(a type of sport) leader Bernie Ecclestone. The main use of the circuit (track) is the Formula One Turkish Grand Prix.