The history of Macau dates back to well over 200 years B.C, but it was not until the Portuguese arrived in the 17th century that Macau began to develop as a major settlement. Their main source of income nowadays is tourism and gambling. When the City of Dreams, an urban entertainment complex in Macau opened in June 2009 it set an optimistic tone for today's globals real estate market. The facade lighting underscores this optimism in a breathtaking media display.