The Detroit Belle Isle Grand Prix generated nearly $53 million in direct economic impact for the region in 2007. Featuring the exotic sports cars of the American Le Mans Series and the sleek open-wheel machines of the IndyCar Series, the Detroit Belle Isle Grand Prix attracted more than 100,000 people over the course of the three-day international event - August 31-September 2, 2007.
-- Detroit Metro Convention & Visitors Bureau
Detroit Belle Isle Grand Prix Generated Nearly $53 Million in Direct Economic Impact in 2007