HONG KONG - JANUARY 18: Unidentified people crossing the street on January 18, 2013 in Hong Kong. With a of 7 million people, Hong Kong is one of the most densely populated areas in the world
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HONG KONG - JANUARY 18: Unidentified people crossing the street on January 18, 2013 in Hong Kong. With a of 7 million people, Hong Kong is one of the most densely populated areas in the world