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Yes, you're looking at a Batmobile. Not the one driven by that rubber-clad lunatic with a penchant for vengeful violence, but one which made 1970s motorsport most exciting to watch. It is the BMW 3.0 CSL, and it's going up for auction.

This SIII 206bhp 3.2-litre straight-six beast is just one of 110 built and was fully restored in 1997, featuring aluminium body panels, Plexiglas side windows and the "complete suite" of Batmobile aero devices: roof hoop, rear spoiler, front bumper wind splits, front air dam and, of course, that tremendously-sized rear wing.

It's expected to fetch around £100,000 at RM's annual Monterey Auction in California next week (19-20 Aug). But this is just one of a host of star cars being pawned off for money. We've picked some of the highlights, including Steve McQueen's Porsche and a £670,000 Mercedes 300 SL Gullwing...

Words: Vijay Pattni & Matthew Jones