If fat-fendered cars make your "rockin' world go 'round," the  Woodward Dream Cruise is your sort of party. The largest one-day  automotive event on the planet, this event is all about real people  driving real cars on a real road. It brings an estimated 1 million  people and 40,000 cars to Detroit at the end of every August, and has  become a "must" event for gearheads around the world. While it's  impossible to capture the entire scope of this multimile event, here is a  snapshot of the coolest cars from 2010.