Top O’Michigan Marathon Nationals
Indian River, MI – August 12 & 13, 2017
Every August Indian River fills up with outboard racers from across the country to compete in the world’s toughest boat race. Racers travel 87 miles over the course of 2 days through the Inland Waterway. Spectators line the shores to watch various point of this exhilarating, high-speed spectacle.