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.
Grand Prix de la Marne grand prix regulations, two Formula 1 non-championship rounds in 1948 and 1949 and from the inaugural 1950 Formula 1 championship season for another eleven editions at various years until 1966. Except for the 1926 Coupe d'Or (the first 12 hrs of Reims), the 1932 Grand Prix de France at Reims was the first major race not billed as the Grand Prix de la Marne even though a few contemporary sources and regional interest continued to refer to the ACF sanctioned Grand Prix de France as "Grand Prix de la Marne". Various race name and numbering systems are still in use