News from the Grand Ducal Family News are only available in the original language.Categories Environment & Ecology Audiences Births Commemorations & Birthdays Conferences Culture Education Environment & Ecology Health History, cultural and social heritage In memoriam Institutions & Politics International relations National Day Press releases Receptions Religion Social & humanitarian activities WeddingsMembers of the Family H.R.H. the Crown Princess H.R.H. the Grand Duke H.R.H. the Grand Duchess H.R.H. the Crown Prince H.R.H. the Crown Princess Dates 2013 2025 2022 2021 2020 2018 2017 2016 2015 2013 Keywords Reset Environment & Ecology 2013 H.R.H. the Crown Princess Bio-Lëtzebuerg célèbre ses 25ans26.11.2013