Everyone wants that great car which turns people green with envy. Here's a look at some of the concept cars showcased at the auto shows in Geneva and Melbourne.
The Jaguar C-XF seen during it first European presentation at the media day of the 77th Geneva Motor Show, March 6, 2007 in Geneva. The first European show this year brought together more than 250 exhibitors on a net surface area of nearly 77,000 square metres from March 8 to March 18.

Photograph: Fabrice Coffrini/AFP/Getty Images

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