Mackinaw City is located in Cheboygan County at the very top of Michigan's lower peninsula, at the southern side of the Mackinac Bridge. Gateway to the Upper Peninsula, it is one of the top-of-the-list places to see in Michigan. Experience Colonial Michilimackinac, the Old Mackinac Point Lighthouse and Historic Mill Creek Discovery Park. Also serves three passenger boat lines to Mackinac Island. Great shopping, our new waterpark, unique attractions, live nightly entertainment, vacation packages and over 50 hotels and resorts.