Total: 505 were the competitors in  Detroit Grand Prix . The no. of events in sport was 18 . 11–14 August 2016 was when it was held . The venue for  Detroit Grand Prix was Australia) .  Detroit Grand Prix was founded on 1905; 114 years ago (1905) . 24 (from 5 confederations) were the number of teams who competed in  Detroit Grand Prix . The sport has the official site www.hardrock100.com
Information about  Detroit Grand Prix could be found at chicagomarathon.com