This three-wheeled wonder, sitting halfway between a car and a motorbike, has now been on the market for a decade.

The Slingshot 10 moves itself courtesy of five-spoke honeycomb wheels that come painted in gloss black. Behind them, Polaris installed four-piston ... heated and cooled seats sporting 10th ...

and clutch), and bucket-style seats. Since the Polaris Slingshot is a three-wheeled motorcycle or autocycle, you'll need a valid driver's license to operate the Slingshot on the open road.