Batman fighting crime in Gotham City
It's not often you see a giant bat-shaped car driving through central London, unless perhaps Batman is in town.
The caped crusader's famous Batmobile was here for the European premiere of new Batman film The Dark Knight, a film which has already been making waves at the US box office.
It has set a box office record for best opening weekend ever, taking $155m (1.1bn yuan) in the US alone in its first three days in cinemas.
But while it is not unusual for summer blockbusters to make a lot of money, what is less common is for such films to receive good reviews from critics.
"An epic that will leave you staggering from the theatre, stunned by its scope and complexity," was how Associated Press described the film, one of many reviews which sung the praises of the latest Batman film.
The movie, which stars British actor Christian Bale in the lead role and the late Heath Ledger as hi