R20 Cannero - Oggiogno - Trarego - Cima l'Alpe - Monte Spalavera - Pian Puzz - Archia - Passo Folungo - Monte Zeda

Route of great historical and landscape interest that goes from Cannero to Monte Zeda passing through Oggiogno, Trarego, Cima l'Alpe, Monte Spalavera slope north, Pian Puzz, Archia; from Passo Folungo to Pian Vadà along the Cadorna Road.

Covering 21.1 km, this demanding trail is best tackled by experienced walkers in good condition. Budget roughly 4 hours and 41 minutes or consider splitting it across two days.

This linear trail moves from one end to the other without looping back. A return journey by transport — or retracing the path — is needed to get back to the start. Follow the R20 waymarkers throughout to stay on the official trail line.

As a Local Walking Network (LWN) route, this trail has a strong community character. It serves both regular local walkers and visitors discovering the area for the first time.