Places
Hike·Hard·Scenic·Hidden gem
Santuario di Cuney, Saint-Barthélemy
Aosta Valley
From the Lignan observatory area in the Saint-Barthélemy valley above Nus, the pilgrim path crosses the Fenêtre de Nona and drops to the stone sanctuary of Notre-Dame de Cuney, tucked under a cliff on a shelf of tundra. A pilgrimage destination since the 17th century.
Duration
Full day
Distance
15 km
Elevation
+1000 m
Best season
July – September
Parking · Free
Free parking at Lignan (Saint-Barthélemy) near the observatory.
Water
Spring at the sanctuary; the pass is dry.
Highlights
- One of the highest churches in the Alps
- Fenêtre de Nona crossing
- Saint-Barthélemy astronomical observatory nearby
With your dog
Fit dogs on leash; long high route over a stony pass.

