From the end of the lake > follow mark n. 11 > Staller Saddle / Hexenschenke rest station.
From the Staller Saddle take the path no 113 to the Lake Obersee and continue to the Staller Alm Hut (Hinterpasslerhütte hut and Ausserwegerhütte hut).
You can also start the hike at the Antholzersee / Lago di Anterselva Lake - about 3 hours / 450 meters of altitude
Arrival by public transport
from train station Valdaora:
>See here for the bus & train timetable
to Staller Saddle in car or Staller Sattel Shuttle: