Intercity Istanbul Park (Turkish: İstanbul Park), also known as the Istanbul Racing Circuit, or initially as the Istanbul Otodrom, is a motor sports race track in Tuzla, east of Istanbul, Turkey. It was designed by the well-known racetrack architect Hermann Tilke and was inaugurated on 21 August 2005. It has been called "the best race track in the world" by former Formula One Chief Executive Bernie Ecclestone, who held the managing rights of the circuit between 2007 and 2011