This should waste 5 minutes of your time

Love the bubble cars

http://www.andmas.co.uk/travel_new/travel.html

Likewise, i especially loved this one :

http://en.wikipedia.org/wiki/Peel_P50

I first saw it on top gear when clarkson drove it up to the office through the lifts and corridors. Hillariously good. Shame they don't sell for cheap though ... (even the replicas: http://www.gizmag.com/peel-p50-trident-microcars/21869/)