Starting from the parking lot of the Orso/Langenstein chairlift, follow trail no. 3 to the rif. Coston/Hintergrathütte. The descent is along path no. 2 to the bottom of the valley of Solda. From there it goes back to the Orso chairlift via path no. 7.
In addition to the three-hour hike, there is also the possibility to hike with the whole family within one hour from the top station Orso to the rif. Coston.