Emaar Properties, one of the largest real estate developers in the world, has announced a $20 billion luxury waterfront project in Dubai. The project, called The Oasis, will be located on the outskirts of the city and will include 7,000 residential units, as well as a 1.5 million square foot retail area and an extensive dining scene. The Oasis is designed to be a "self-contained" community, with...