More ideas from Jolein
Volkswagen Aqua http://www.diseno-art.com/encyclopedia/strange_vehicles/volkswagen_aqua.html (Thx Mac)

Amazing Facts Volkswagen Aqua would be powered by a hydrogen fuel cell and would emit zero carbon dioxide.The all-terrain vehicle, which has a top speed of and works like a hovercraft, can move seamlessly between different surfaces.

A ball shaped car is perfect for any small, lonely person. This car fits one. (musclecars.faketrix.com)

This one would be perfect for G-ma to get to work. Little green pea car! Yes, can't you just see smooshed green pea car when some uncoordinated SUV driver "bumps" into it? Not good- cute and efficient but that is a bit of problem.