Llewelyn-Bowen visits Dawn in her Treasure Island-themed home - Channel 4 An Englishman’s home is his castle – or, in the case of the late playboy publisher Felix Dennis, a 12,000sq ft pretend pirate ...

When most people think about upgrading their homes, they’re contemplating a fresh coat of paint or maybe a kitchen remodel. Celebrities, on the other hand, operate on an entirely different wavelength.

Indian mogul Mukesh Ambani's new billion-dollar bungalow is not the first piece of residential real estate to make jaws drop around the world. Here are 10 more crazy-cool (and duly expensive) houses.