Pope Francis (C) poses with Grand Duke Henri (4-L) and Grand Duchess Maria Teresa (3-R) of Luxembourg and members of their family, Princess Tessy (L), Crown Prince Guillaume (2-L), his wife Crown Princess Stephanie (3-L), Prince Gabriel (6-L), Prince Noah (5-L), Princess Amalia, Prince Felix and his wife Princess Claire (R) during a private audience at the Vatican, 21 March 2016. Pope Francis (R) speaks with Grand Duke Henri of Luxembourg (L) during a private audience at the Vatican, 21 March 2016. Grand Duchess Maria Teresa who holds her granddaughter Princess Amalia during a private audience at the Vatican, 21 March 2016. Pope Francis (C) poses with Grand Duke Henri (L) and Grand Duchess Maria Teresa (2-R) of Luxembourg, their son Prince Felix and their grandchildren Prince Gabriel (3-L), Prince Noah (2-L) and Princess Amalia during a private audience at the Vatican, 21 March 2016. Pope Francis (C) poses with Grand Duke Henri (L) and Grand Duchess Maria Teresa (2-R) of Luxembourg and their grandchildren Prince Gabriel (3-L), Prince Noah (2-L) and Princess Amalia (2-R) during a private audience at the Vatican, 21 March 2016. Pope Francis meets Grand Duchess Maria Teresa and Grand Duke Henri of Luxembourg at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. During the audience the Royal Family of Luxembourg gave the Holy Father a family portrait, with the Spanish-language dedication, 'To our Pope Francis, with the respectful and filial affection our whole family.' Pope Francis gave the family a medal of the pontificate and copies of his Apostolic Exhortation, Evangelii gaudium, and his Encyclical Letter, Laudato siÕ. Grand Duchess Maria Teresa meets Pope Francis (not seen) at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican.  (R) Pope Francis meets Grand Duke Henri of Luxembourg at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. Pope Francis meets Grand Duchess Maria Teresa and Grand Duke Henri of Luxembourg at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. (C) Pope Francis meets (L-R) Prince Louis, Princess Tessy, Prince Guilaume, Hereditary Grand Duke of Luxembourg, Countess Stephanie de Lannoy, Grand Duke Henri of Luxembourg, Prince Gabriel, Prince Noah, Princess Amalia, Grand Duchess Maria Teresa, Prince Felix of Luxembourg, Princess Claire,Princess Alexandra of Luxembourg, Prince Sebastien of Luxembourg at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. Pope Francis meets Grand Duke Henri of Luxembourg, Princess Claire holding daughter Princess Amalia at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. Grand Duchess Maria Teresa of Luxembourg meets Pope Francis (not seen) at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. Pope Francis meets (L-R) Countess Stephanie de Lannoy, Grand Duke Henri of Luxembourg, Prince Gabriel, Prince Noah, Princess Amalia, Grand Duchess Maria Teresa, Prince Felix of Luxembourg, Princess Claire , Princess Alexandra of Luxembourg at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican (R) Pope Francis meets (L-R) Crown Princess Stephanie, Grand Duke Henri of Luxembourg, , Prince Gabriel, Prince Noah and Princess Amalia of Luxembourg at his private library in the Apostolic Palace on March 21, 2016 In Vatican City, Vatican. (C) Pope Francis meets (L-R) Grand Duke Henri of Luxembourg, Prince Gabriel, Prince Noah, Princess Amalia, Grand Duchess Maria Teresa of Luxembourg, Prince Felix of Luxembourg, Princess Claire at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. Grand Duchess Maria Teresa of Luxembourg and granddaughter Princess Amalia during a meeting with Pope Francis at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. Grand Duchess Maria Teresa and Grand Duke Henri of Luxembourg arrive at the Apostolic Palace for a meeting with Pope Francis on March 21, 2016 in Vatican City, Vatican. Prince Felix of Luxembourg, Princess Claire of Luxembourg and their daughter Princess Amalia arrive at the Apostolic Palace for a meeting with Pope Francis on March 21, 2016 in Vatican City, Vatican. Grand Duchess Maria Teresa of Luxembourg and granddaughter Princess Amalia during a meeting with Pope Francis at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. Princess Amalia during a meeting with Pope Francis at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican. (L-R) Grand Duchess Maria Teresa, Prince Felix, Princess Claire, Princess Alexandra of Luxembourg during a meeting with Pope Francis at his private library in the Apostolic Palace on March 21, 2016 in Vatican City, Vatican.