As part of the National Day celebrations, the City is inviting the public to two major evenings of music at the Champ du Glacis. City Sounds 2026 is set to be a standout edition, with an international lineup at the heart of the event.
 

Monday, 22 June 2026 – Eve of National Day

Staying true to the spirit of the City Sounds festival, the 22 of June will be devoted entirely to electronic music, featuring international headliners including Alesso, Nicky Romero et Mattn.

Tuesday, 23 June 2026 – National Day

On the 23 of June, City Sounds will celebrate pop music in all its forms, with a lineup that blends established Luxembourgish talent with international stars such as OneRepublic and OKE.