Lac Loson, Gran Paradiso High Route
Places
Lake·Hard·Sporty·Hidden gem

Lac Loson, Gran Paradiso High Route

Aosta Valley

Lac Loson is the highest named lake in Gran Paradiso National Park at 2,971 m — reached by a full day route from Cogne via the Col Lauson (3,296 m). The col is the highest point on the Alta Via 2 route. The lake sits in a glacially polished basin surrounded by permanent snow. Ptarmigan nest here; golden eagles hunt the surrounding ridges. Clear in only 8–10 weeks per year.

Duration
7 hours
Distance
16 km
Elevation
+1200 m
Best season
July – August

Highlights

  • Highest lake in Gran Paradiso NP at 2,971 m
  • Ptarmigan nesting in the rocky basin
  • Clear of snow only 8–10 weeks per year

With your dog

Technical high route; experienced mountain dogs only.