









Etang de Gruellau
Treffieux
A 3 km loop around this peaceful pond takes you through shaded woodlands, past birdwatching cabins, and across charming wooden bridges. Bring the kids for the miniature train ride or claim a picnic table and let the afternoon drift by.
Peaceful nature escape
Family-friendly outing
Birdwatching haven
Scenic hiking trails
Tips
ðŸ”"Remember to bring your binoculars"
🚂miniature train runs Sundays and holidays
☕volunteer-run café, not open daily
Etang de Gruellau
Treffieux










A 3 km loop around this peaceful pond takes you through shaded woodlands, past birdwatching cabins, and across charming wooden bridges. Bring the kids for the miniature train ride or claim a picnic table and let the afternoon drift by.
Peaceful nature escape
Family-friendly outing
Birdwatching haven
Scenic hiking trails
Tips
ðŸ”"Remember to bring your binoculars"
🚂miniature train runs Sundays and holidays
☕volunteer-run café, not open daily