Stone fortress illegally built atop Beijing skyscraper

The professor who built a villa on top of a Beijing skyscraper has been ordered to prove it was built legally or dismantle his new home. Professor Zhang purchased the top floor of a 26-story building some time ago, and spent six years building the two-story villa that sits on its roof. Reportedly without planning permission, Zhang moved ton after ton of rocks and foliage up to the roof, creating what he says is "just an ornamental garden." Although it could be mistaken for a rock garden from afa...