Map DeTour Passage Underwater Preserve , DeTour Village, MI 49725 Add To Trip WebsiteEmailPhone: (800) 970-8717 Description The DeTour Passage is located at the easternmost tip of Michigan’s Upper Peninsula. The area, which includes Drummond Island, became the state’s tenth underwater preserve. The DeTour Passage Underwater Preserve features a variety of dive sites. Videos TripAdvisor® Traveler Reviews More To Explore Categories: Outdoors Diving & Snorkeling Attractions Recreation City: DeTour Village Region: Eastern UP Although the MEDC uses reasonable efforts to maintain the accuracy of the website content, it is not represented to be error free. Read legal information.