7. Burj Khalifa



Burj Khalifa

is a a skyscraper in Dubai and at present the world's tallest structure. It has a total height of 829 metres. It was completed in 2009 

Image:  Donaldytong - commons:File:Burj Khalifa.jpg, originally from the author as noted below. Deleted from Commons by admin King of Hearts 5 November 2012., CC BY-SA 3.0, Link