 Detroit Grand Prix was established on 2005 . The no. of events in sport was 18 . It was held in May 18–23 . 28 from 21 nations competed in  Detroit Grand Prix . The venue for  Detroit Grand Prix was Open ground . 16 (from 6 confederations) teams competed in  Detroit Grand Prix . The sport has the official site city2surf.com.au
28 contenders from 21 nations