what is the world's tallest building in dubai called?
Burj Khalifa
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 Burj Khalifa is an 828 metres ( 2 @,@ 717 ft ) high skyscraper in Dubai , and the tallest man @-@ made building in the world . The tower was inspired by the structure of the desert flower named as Hymenocallis . It was constructed by more than 30 contracting companies around the world with 100 nationalities of workers . It is a building icon . 

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 The Burj Qatar was designed by French architect Jean Nouvel . In 2004 , the project was first called the " High Rise Office Building " . Following completion in 2012 , it was originally called the " Burj Doha " by its owner , H. E. Sheikh Saud bin Muhammed Al Thani . The public has noted the building 's " phallic form " , suggestive of what Nouvel calls a “ fully assumed virility . ” 

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 Gulf 's former headquarters , originally referred to as " the Gulf Building " ( now the Gulf Tower office condos ) , is an art @-@ deco skyscraper . The tallest building in Pittsburgh until 1970 , when it was eclipsed by the U.S. Steel Tower , it is capped by a step pyramid structure several stories high . Until the late 1970s , the entire top was illuminated , changing color with changes in barometric pressure to provide a weather indicator that could be seen for many miles . 

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 The Burj Al Arab ( Arabic : برج العرب , Tower of the Arabs ) , a luxury hotel , is frequently described as " the world 's only 7 @-@ star " , though its management has said it has never made that claim . A Jumeirah Group spokesperson is quoted as saying : " There 's not a lot we can do to stop it . We 're not encouraging the use of the term . We 've never used it in our advertising . " 

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 Dubai has a rich collection of buildings and structures of various architectural styles . Many modern interpretations of Islamic architecture can be found here , due to a boom in construction and architectural innovation in the Arab World in general , and in Dubai in particular , supported not only by top Arab or international architectural and engineering design firms such as Al Hashemi and Aedas , but also by top firms of New York and Chicago . As a result of this boom , modern Islamic – and world – architecture has literally been taken to new levels in skyscraper building design and technology . Dubai now has more completed or topped @-@ out skyscrapers higher than 2 / 3 km , 1 / 3 km , or 1 / 4 km than any other city . A culmination point was reached in 2010 with the completion of the Burj Khalifa ( Khalifa Tower ) , now by far the world 's tallest building at 829 @.@ 8 m ( 2 @,@ 722 ft ) . The Burj Khalifa 's design is derived from the patterning systems embodied in Islamic architecture , with the triple @-@ lobed footprint of the building based on an abstracted version of the desert flower hymenocallis which is native to the Dubai region . The completion of the Khalifa Tower , following the construction boom that began in the 1980s , accelerated in the 1990s , and took on a rapid pace of construction unparalled in modern human history during the decade of the 2000s , leaves Dubai with the world 's tallest skyline as of 4 January 2010 . At the Top , Burj Khalifa , the world ’ s highest observatory deck with an outdoor terrace is one of Dubai ’ s most popular tourist attractions , with over 1 @.@ 87 million visitors in 2013 . 
