It begins at the Naviglio Grande, at Castelletto di Abbiategrasso, and reaches the River Ticino at the Bereguardo bridge.

Along the right bank of the Terdoppio stream, on the road connecting Pavia to Mortara, is the first stop of the Via Francigena.

Balcony on lake Como

Alpe Palù

Erba sits at the foot of the Lombardy Pre-Alps, on a plain of the same name