LONDON, ENGLAND - FEBRUARY 14:  Princess Madeleine of Sweden talks to children during a visit to the Southbank Centre's 'Imagine' Children's festival where she opened the 'Room for Children' at the Royal Festival Hall on February 14, 2017 in London, England.  The 'Room for Children' is a library filled with children's books from Nordic countries.  (Photo by Tim P. Whitby/Getty Images)