What is the tallest structure in the world?
Answers (1)
Currently the world's tallest structure is the Burj Khalifa skyscraper in Downtown Dubai standing at 829.84m (2,723 ft).
The construction was started on 21/09/2004 and the building was officially opened on the 04/01/2010 after almost 6 years of construction at a total cost of $1.5 billion.
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