Hidden atop Chicago's famous structures are countless green rooftops, turning the city into an eco oasis. Explore these green roofs open to the public.

a group of office workers is busy harvesting the fruits of their labour on the roof of a Hong Kong skyscraper. Invisible to those below, a sprawling garden of radishes, carrots and rhubarb is ...

A private swimming pool, part of a six-bedroom “ultra-penthouse,” will stretch across two 591-foot-tall residential towers from 2027.

A skyscraper set to become Japan’s tallest ... will accommodate commercial facilities and a hall boasting a rooftop garden that measures some 2,500 square meters. The observation deck on the ...