- Departure: Val de Rui Fret
- Arrival: Forcella del Marmol
- Difficulty Level: E – Hiking (level)
Trail entirely developing in the Park.
Well-marked hiking itinerary. Trail with difficult stretches and ferrata stretches on Pelf.
Localities crossed: Casera Maiolera – Capanna Bivacco De la Medassa – Forcella Pis Pilon – Pelf.
Altimetry: 820 – 1,733 – 2,502 – 2,262