From San Giovanni Sanctuary, take the mule track (signpost E29) that leads to Colle della Colma; the first stretch matches one of the "Mountain and Culture" itineraries, and deploys on a flat, comfortable mule track. In Case Gamma locality find the crossroads with the E1 path, continue along the E29 towards Cascine Selletto, to reach the road of Galleria di Rosazza until you reach Colle della Colma.
From here, descend along path D17 to the Sanctuary of Oropa.

Location: Biella (Biella and Oropa Valley) - Campiglia Cervo (Cervo Valley)

Means of transport: On foot

Difficulty: Medium

Length(km): 7.98

Uphill height difference(m): 607

Travel time: 3 hours 35 minutes