Three Lens museums (Le Grand Lens, Fondation Opale, Château de Vaas) open free of charge for the Valais Museum Night.
- Dates for this edition
- November 14, 2026
- Location
- Musée Le Grand Lens, Fondation Opale and Château de Vaas, Lens
Information checked on . Check times, bookings and any changes with the organiser.