The award-winning 13th Annual Play Tradez Great Lakes Grand Prix features many of the world’s fastest and most powerful offshore power boats racing along the southern shores of Lake Michigan. Throughout this exciting free event, walk through Washington park and chat with racers, team members and owners which also appear in the boat parade, block party and Taste of Michigan City. All weekend long, enjoy live entertainment, family fun, food, drinks and Racing! See updated schedule of events here.