With more than 160 storeys to contend with, the maintenance team at Dubai's Burj Khalifa - the tallest building in the world - have their hands full, around the clock.

At 2,722 feet from base to tip, the Burj Khalifa is the tallest building in the world. When construction finished in 2010, it ...

As if Dubai’s Burj Khalifa, the tallest building in the world, wasn’t cool enough already, two champion sky-divers and one very brave cameraman came along and made it even cooler — by base ...