The departure is close to the Romanesque church of Sant'Eusebio.
It starts by crossing the lower part of the historic centre of Castelnuovo Don Bosco and heads towards the west.
After walking for about 1700m, turn left near the cascina Bric Castiglione.
After just over 1 km of winding path through rolling hills, turn right and proceed south.
Pass the cascina Boggino and after about 500 m turn left towards the town of Morialdo.
Following the road for another 1700 m you arrive at Colle Don Bosco.