Burj Khalifa (Arabic: برج خليفة “Khalifa Tower”), 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 2,723 feet. Construction began on September 21, 2004, with the exterior of the structure completed on October 1, 2009. The building officially opened on January 4, 2010. It is part of the development called Downtown Dubai at the ‘First Interchange’ along Sheikh Zayed Road, near Dubai’s main business district. The total cost for the project was about $1.5 billion US; and for the entire “Downtown Dubai” development, $20 billion US.
The Dubai Fountain is a record-setting choreographed fountain system set on the 30-acre manmade Burj Khalifa Lake, at the center of the Downtown Dubai development in Dubai, United Arab Emirates. Illuminated by 6,600 lights and 25 colored projectors, it is 902 feet long and shoots water 240 feet into the air accompanied by a range of classical to contemporary Arabic and world music. It was built at a cost of 218 million U.S. dollars.