Le Corbusier started it; Oscar Niemeyer did it in Brazilia; here is another crazy idea for separating cars from people. … “No person will walk where automobiles move,” is how British architect Geoffrey Alan Jellicoe described his town of the future, “and no car can encroach on the area sacred to the pedestrian.” Jellicoe was talking to the Associated … We've gathered up reader favorites for these unusual, and incredibly creative devices decked … by Jaymi Heimbuch in … …

Excerpt from:
Motopia: An Idea for an Upside Down City : TreeHugger