MS "Queen Marry 2" passing the Port of Hamburg

The most significant economic unit for Hamburg is the Port of Hamburg, which ranks 2nd only to Rotterdam in Europe and 9th worldwide. 

RMS Queen Mary 2 is a transatlantic ocean liner. She was the first major ocean liner built since Queen Elizabeth 2 in 1969, the vessel she succeeded as flagship of the Cunard Line. The new ship was named Queen Mary 2 by Queen Elizabeth II in 2004 after the first RMS Queen Mary, completed in 1936. Queen Mary 2 is the only transatlantic ocean liner in service running between Southampton and New York.