For the first time in human history more than half of us live in cities. Vibrant, complex, colossal - what drives their success? Shanghai is the world's boomtown: a futuristic metropolis where skyscrapers grow faster than the trees. In one day in this fast-moving city we meet the designers who are giving a radical new spin to 'Made in China'; visit the world's busiest seaport; and enjoy the breathtaking views from the latest supertall skyscraper. Show less