| On May 6, 2018, Grand Duke Henri, Grand Duchess Maria Teresa, Hereditary Grand Duke Guillaume, Hereditary Grand Duchess Stéphanie, Grand Duke Jean, Princess Alexandra, Prince Louis, Prince Gabriel and Prince Noah of Luxembourg attended Pontifical Mass held at Notre-Dame Cathedral in Luxembourg as part of Catholic Octave celebrations (Clôture de l'Octave 2018). The Grand Ducal Family greeted at the balcony of the palace the crowd attending the celebrations. |
