VATICAN CITY, VATICAN - DECEMBER 09:  A view of Saint Peter's Square during the Christmas tree switch on ceremony on December 9, 2016 in Vatican City, Vatican. The 25 metre high spruce tree was donated by the Lagorai Forests Association which is located the Trentino region of Northern Italy and the Pope remarked that, 'the beauty of those views is an invitation to contemplate the Creator and to respect nature, the work of his hands.'  (Photo by Franco Origlia/Getty Images)