Britain's Prince William, center, his wife Kate , left, and their son Prince George, right, arrive at Tegel Airport in Berlin, Germany, Wednesday, July 19, 2017 They arrived with their children, Prince George and Princess Charlotte for a three- days-visit to Germany. William and Kate are scheduled to visit Heidelberg and Hamburg as well as Berlin. They arrived in Germany after a visit to Poland. (Kay Nietfeld/dpa via AP)