The new race now days is, who can build the tallest skyscraper.Europe's tallest building The Shard took over four years to be build and world's tallest building Burj Khalifa took over five years
The East is today skyscraper central, five of the world tallest buildings are all in the east.DubaiSheik Zayed Road Dubai
China is now building world's tallest building Sky City in take only 90 days. When Sky City is finished in just three months it will beat the current title holder Burj Khalifa by 10 m as the world tallest building until that is another is build.
It won't be long before we will all be building castles in the sky in this expanding world.