see more

PARIS, FRANCE - NOVEMBER 30: Prince Charles shakes hands with German Chancellor Angela Merkel (R) as Italien Prime Minister Matteo Renzi walks past before the Family photo of the Cop 21 on November 30, 2015 in Paris, France. (Photo by Pascal Le Segretain/Getty Images)

PARIS, FRANCE - NOVEMBER 30:  Prince Charles shakes hands with German Chancellor Angela Merkel (R) as Italien Prime Minister Matteo Renzi walks past before the Family photo of the Cop 21 on November 30, 2015 in Paris, France.  (Photo by Pascal Le Segretain/Getty Images)