The Fuller Dymaxion was a concept car designed by an US inventor Buckminister Fuller in 1933. The Dymaxion was decades before its time. It had a fuel efficiency of 30 Mile per gallon and had room to hold 11 passengers. Its top speed ever recorded was 90 miles per hour. It sported some odd features such as the periscope used instead of rear view mirrors, it was three-wheeled, it was twice as long as the average car being 20 feet long, and it was pod shaped which also made the car aerodynamically efficient. It was a rear wheel drive and only one wheel was used for power. Unfortunately the Dymaxion failed during a 1933 Chicago Worlds Fair test run in which it toppeled over