OPA Michigan City

​The XINSURANCE Great Lakes Grand Prix, organized by Race World Offshore (RWO), is scheduled for August 1-3, 2025, at Washington Park in Michigan City, Indiana. This premier offshore powerboat racing event attracts top-tier racers and teams from around the world to compete in high-speed races on Lake Michigan. Spectators can enjoy the action from various vantage points, including the Race Village at Washington Park. For more information on the event schedule, lodging, and registration, please visit the official Race World Offshore website. ​