S.S. Queen Mary Leaves On Mystery Trip -- View of the S.S. Queen Mary from the Deck of the S.S. Lancastria today as the Lancastria arrived from Europe and the Queen Mary moved down the Hudson on a mystery trip under sealed orders. In the foreground is one of the guns on the stern of the Lancastria as a protection against German subs. The Queen Mary was without her Luxury fittings when she put to sea today and was rumored to be Assigned to transporting Australian troops to the Near East. March 21, 1940. (Photo by Wide World Photo).