Driving and finding a 'Road Closed' sign is almost always an aggravation. Now that means a detour, perhaps lengthy, to get where you're going. But there likely a good reason for the road to be closed, and quite a bit of trouble ahead if you attempt to circumvent the closure.
When you think of the oldest settlements in Michigan, Detroit and Sault Ste Marie are usually the first ones that come to mind. But the oldest bar and business in Michigan is actually in the southwest corner of the state, the Old Tavern Inn near Niles.