Minneapolis does this: https://en.wikipedia.org/wiki/Minneapolis_Skyway_System https://en.wikipedia.org/wiki/Minneapolis_Skyway_System I was there in early fal

Minneapolis does this: https://en.wikipedia.org/wiki/Minneapolis_Skyway_System https://en.wikipedia.org/wiki/Minneapolis_Skyway_System I was there in early fall, when it wasn't cold enough to make a difference, but we went through them for the novelty. Every time we emerged on the street, we were terribly disoriented.