Fire safety is a critical feature of high-rise buildings, which are increasing in number every year as the world's urban population grows.
Which cities have the most CCTV cameras? This map reveals the top surveillance cities worldwide in terms of the prevalence of CCTV cameras.
While we all see the same sky, some see it differently, depending on where they live. Today's graphic ranks world cities by annual hours of sunshine.
Economies create distinct spatial patterns. This week's chart visualizes the relationships businesses and industry imprint on the urban environment.
Today’s stunning map ranks the world’s most powerful megaregions — together, they contribute a whopping $28 trillion to the global economy.