Ask someone what the longest tunnel in Michigan is, they'll probably say the Detroit-Windsor tunnel. But we share that tunnel with Canada. This tunnel is the longest one in West Michigan.
Mount Arvon in northern Michigan's Huron Mountains has always been considered the highest point in the state. Surprisingly, that high point has been replaced by a pile of mining waste from the Tiden Mine near Ishpeming.
From the Toledo War to a 1973 Supreme Court Case, the Michigan-Ohio border is one of the most contested in American history. The reason? The point that was to mark the beginning of the border is lost forever.