HONG KONG - MARCH 30: A busy street on March 30, 2012 in Hong Kong. With a land mass of 1,104 km2 and a population of 7 million people Hong Kong is one of the most densely populated areas in the world
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HONG KONG - MARCH 30: A busy street on March 30, 2012 in Hong Kong. With a land mass of 1,104 km2 and a population of 7 million people Hong Kong is one of the most densely populated areas in the world