CANBERRA, AUSTRALIA - APRIL 24: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge view artworks and meet several portrait sitters during their visit to the National Portrait Gallery on April 24, 2014 in Canberra, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Anthony Devlin - Pool/Getty Images)
