This is a diverse tour with a lot of single-trails for technically and physically strong bikers. Many sections of this tour belong to the best trails that mountain biking has to offer. The last section is a medium-difficult single-trail with a good flow from the Colle San Giovanni down to the bottom of the valley.
- Starting point:
Marmora, 935 m, Parking place, 4.5 km from Vernetti
- Altitude difference:
1990 m
- Distance:
43 km
- Map:
Valle Maira 1:25000, Escursionista, 2014, Rimini
- Level of difficulty: