LONDON, England (CNN)-- Editor's note: Watch MainSail on CNN International at the following times: Thursday 16th April at 1230 GMT; Saturday 18th April at 0700 and 1730 GMT; Sunday 19th April at ...

However, this is only one of the many world records Dubai’s Burj Khalifa holds. The monumental skyscraper is also the tallest structure ever built (surpassing the 2,121-foot Warsaw Radio Mast ...

It held its distinction as the tallest building in the world for nearly 40 years ... originally intended as a mooring mast for dirigibles, but soon converted to accommodate radio (and later ...