How to watch the sunset twice in one day!

Burj Khalifa, known as Burj Dubai prior to its inauguration, is a skyscraper in Dubai, United Arab Emirates, and is the tallest manmade structure in the world, at 829.84 m and 160 floors.

Burj Khalifa Construction Timeline

January 2004-------	Excavation started
February 2004------	Piling started
March 2005---------	Superstructure started
June 2006-----------	Level 50 reached
January 2007--------	Level 100 reached
March 2007----------	Level 110 reached
April 2007------------	Level 120 reached
May 2007-------------	Level 130 reached
July 2007-------------	Level 141 reached - world's tallest building
September 2007-----	Level 150 reached - world's tallest free-standing structure
April 2008------------	Level 160 reached - world's tallest man-made structure
January 2009--------	Completion of spire - Burj Khalifa tops out
September 2009----	Exterior cladding competed
January 2010--------	Official launch ceremony

The Tower is the Tallest Building.But did you know that with this tower,in one day,watch the sunset twice?!

It is enough that the tower at dusk you can watch the sunset, then go to the elevator tower immediately, then you can once again see the sunset view! In fact, the building is tall enough to allow you to quickly move it to the top, so that you can see again. Sunset time difference between the bottom and top of the tower is three minutes!