Is it art? Is it functional? Is it a social experiment?

Whatever the case, it appears to be bicycle non-grata on the University of Michigan campus in Ann Arbor.

On the other hand,  it is six feet wide and eight feet long. Only 300 have been built by the German company that manufactures  them. It gives new meaning to the notion of bike-touring with friends.

One person steers. Everyone pedals. Go left here? No, right. No, straight. Read more: Bicycle.