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.
Indianapolis motorcycle Grand Prix the early days of the Speedway, as motorcycle races were in fact the first competitive racing events held on the track in August 1909. The circuit used was a modified version of the combined road course used for the Formula One United States Grand Prix from 2000-2007. The circuit was reversed to a counterclockwise orientation, and a new complex of corners was added inside the infield of oval turn one. The new "Snake Pit" section, as it became known, was nicknamed for its location where notorious revelry once took place during the 1970s. The new series of corners precluded the