Detroit Grand Prix (IndyCar) Speedway. AAA also held one five-mile (8 km), non-championship race at Grosse Pointe in 1905. The race dates back to when it was a Formula One World Championship event held on the Detroit street circuit encompassing the Renaissance Center. The original circuit was with seventeen corners and proved to be even slower than Monaco. The rough, demanding course included a railroad track crossing and mimicked Monaco, with a tunnel on the main straight. While officially the "Detroit Grand Prix", it was referred to as the "United States Grand Prix East" because there were multiple Grand Prix races in the U.S.
United States Grand Prix One races in Detroit at Belle Isle Park did not materialize, and in 1989, Formula One moved to the Sonoran Desert city of Phoenix, Arizona, bringing the United States Grand Prix name back for the first time since 1980. The Phoenix street circuit in the centre of the city was unpopular with drivers and the event was largely ignored by the local populace. Phoenix, like many American cities was designed on the grid system, the circuit was made up entirely of 2nd gear 90-degree corners and provided nearly no driving challenge or exciting corners to watch cars go around. Although