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by Lisa A. Grimaldi | February 10, 2012

The 1,608-room JW Marriott Marquis Dubai will open in late 2012. According to Marriott International, the property -- at 1,164 feet high -- will be the tallest dedicated hotel building in the world. It will feature nearly 55,000 square feet of event space, including two ballrooms and 24 meeting rooms, as well as nine restaurants, five lounges and the 16,000-square-foot Saray Spa.