Britain's Prince William, Duke of Cambridge (R) and his wife Kate, the Duchess of Cambridge, stand with Hamburg Mayor Olf Scholz (2ndR) and museum director Peter Tamm (L) in front of a model ship made out of Lego brick of the "Queen Mary 2" as they visit the International Maritime Museum  in Hamburg, northern Germany, on July 21, 2017.
 The British royal couple are on the last stage of their three-day visit to Germany. / AFP PHOTO / POOL / Daniel Bockwoldt        (Photo credit should read DANIEL BOCKWOLDT/AFP/Getty Images)