Take an instructive walk along the Sentier des Monts and visit the solar and wind power stations and the astronomical observatory free of charge. On these days, you can enjoy many free activities: horse-drawn carriage and scooter rides, children's activities, etc. We look forward to your visit!
On the programme:
- Discovery of the visitor centre and its hologram
- Guided tours of the solar and wind power plants
- Horse-drawn carriage
- Entertainment for children
- Folk music
Opening hours
Opening hours
- From 23 May 2026 to 24 May 2026
- Saturday - Sunday
- 10:00 - 16:00
Good to know
Good to know
- Free entry
Access
Zugang
- Public transport
- Directions
Links & PDFs
Links & PDFs
Contact
Contact
- Main contact
- Grand Chasseral Tourisme Rue Pierre-Pertuis 1 2605 Sonceboz-Sombeval +41 32 494 53 43 [email protected]
Open days at Mont-Soleil