Now that is a tall order, boss! Workers hang from world's tallest skyscraper
Window cleaners have taken to the world's tallest skyscraper the Burj Khalifa in Dubai, hanging only by ropes.Measuring 828m high, it was no easy task. The team of workers washed and cleaned 24,348 windows - or approximately 120,000sq m of glass covering the super-structure. Construction of Burj Khalifa began in 2004 and cost $US1.5 billion.
Now that is a tall order, boss! Workers hang from world's tallest skyscraper |