The Luxembourg Centre for Architecture (LUCA) has announced the programme for the 2025 edition of Luxembourg Architecture Days (JAL), taking place from Friday 19 to Sunday 28 September 2025, during which Luxembourg will celebrate architecture and heritage.

According to LUCA, visitors will have the opportunity to discover "unusual places, historic buildings, innovative projects and unique gardens", accompanied by their designers. The initiative also represents "a unique opportunity to meet professionals who will open their doors and offer insight into their work”.

Luxembourg Architecture Days 2025 will bring together professionals in architecture, engineering, urban planning and landscape design for a series of nationwide events, including guided tours, open offices, conferences and workshops. The initiative is led by LUCA, the Order of Architects and Consulting Engineers (OAI) and the National Institute for Architectural Heritage (INPA), with the support of the Ministry of Culture.

This year’s edition focuses on the relationship between built heritage and architectural innovation, exploring how to work with existing structures and design more sustainable living spaces, as noted by LUCA.

The programme includes a variety of public events, such as:

  • 27 June - 31 October 2025: Exhibition - “Living Thresholds: Towards Cohabitation in Architectural Design” @ LUCA (Free entry);
  • 6 September 2025, 14:30: Children’s Workshop - “Plommenkëscht” (LU/DE, ages 5-9, €5), 16:30: Guided Tour with Studio Ossidiana (EN, duration: 2 hours);
  • 17 September 2025, 18:30: Conference - “Doki-Doki Luxembourg (OSAKA 2025)” with architect Arnaud De Meyer (FR);
  • 1 October 2025, 18:30: Lecture - “Christian Bauer & Jim Clemes: Architectures, Cities, Lives” (LU with EN translation);
  • 5 October 2025, 10:00: Urban Walk - “Le développement et la biodiversité des espaces verts” with Nathalie Kerschen & Thierry Helminger (FR/LU);
  • 16 October 2025, 18:30: Lecture - “Integration of Animal Needs in Urban Design” by Thomas E. Hauck (EN);
  • 25 October 2025, 14:30: Children’s Workshop + Film Screening – “Biodiver:cité!” (DE, ages 6–10, €5).

For further information and full programme details, visit the official JAL website.