Trounwiessel

The capital will be at the centre of the celebrations marking HRH Grand Duke Guillaume's accession to the throne, from 3 to 5 October 2025. Luxembourg City will be at its most festive during this once-in-a-lifetime event, with three days of official ceremonies, concerts, other entertainment and shows.
Programme
Friday, 3 October
Witness a historic moment with the abdication ceremony of HRH Grand Duke Henri and the swearing-in ceremony of HRH Grand Duke Guillaume. Meet the new Grand Ducal couple and follow the events on a giant screen.
Saturday, 4 October
Watch the live broadcast of key moments in the Grand Duke's "Dem Grand-Duc seng feierlech Tournée" tour on the big screen, greet the new Grand Duke and Grand Duchess during their royal walkabout, and enjoy the grand finale on the Pont Grande-Duchesse Charlotte. Then keep the festivities going with concerts by Luxembourg artists, a dazzling drone show and a variety of entertainment at Camp du Glacis.
Sunday, 5 October
Take part in the final day of celebrations, which will end with the Te Deum religious service at Notre-Dame Cathedral.
On 24 September 2025, Mayor Lydie Polfer, Deputy Mayor Maurice Bauer and Patrick Goldschmidt, Alderman responsible for city events and mobility, presented the logistical arrangements and practical information for the festivities. The press conference was attended by Laurent Loschetter, representing den Atelier, and Olivier Toth, from the Rockhal, who presented the programme of festivities and "Dem Grand-Duc seng feierlech Tournée".