HAMBURG, GERMANY - JULY 21: Catherine, Duchess of Cambridge visits the Hamburg Elbphilharmonie during an official visit to Poland and Germany on July 21, 2017 in Hamburg, Germany. (Photo by Franziska Krug/Getty Images)
HAMBURG, GERMANY - JULY 21: Catherine, Duchess of Cambridge visits the Hamburg Elbphilharmonie during an official visit to Poland and Germany on July 21, 2017 in Hamburg, Germany. (Photo by Franziska Krug/Getty Images)