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Fitz Roy massif and its glacier basin above a turquoise alpine tarn near Laguna de los Tres, Los Glaciares National Park, Patagonia, Argentina
Los Glaciares National Park, Patagonia

Patagonia Fitz Roy & Cerro Torre Grand Traverse

A legendary high-latitude wilderness trek traversing the awe-inspiring tooth of Monte Fitz Roy and Cerro Torre across the Southern Patagonian Ice Field perimeter.

Region
Los Glaciares National Park, Patagonia
Country
Argentina & Chile
Difficulty
Strenuous
Terrain
Glacier / Icefall
Distance
88.5 km
Elevation gain
+4250 m
Max altitude
2650 m
Duration
5 - 7 Days
Best months
Nov, Dec, Jan, Feb, Mar
Permit
National Park APN Registration & Laguna de los Tres Backcountry Permit

Standing before the vertical 1,200m granite sheer face of Mount Fitz Roy is a humbling pilgrimage. Expect fierce Patagonian winds exceeding 90 km/h, rapidly shifting glacier moraines, and crystal-clear glacial streams cold enough to numb bone in seconds.

Cultural notes: Named “Chaltén” (the Smoking Mountain) by the indigenous Aonikenk (Tehuelche) people who revered its cloud-shrouded summit. Pioneer mountaineers Cesare Maestri and Lionel Terray etched climbing history on its forbidding granite towers.

Wildlife notes: Watch for the rare endangered South Andean deer (Huemul), Andean Condors with 3-meter wingspans circling granite spires, and Austral Parakeets in the subantarctic beech forests.

Key hazards

  • Violent sudden wind gusts (Gales up to 100+ km/h)
  • Unstable lateral moraine scree and loose granite talus
  • Rapid river fords swollen by afternoon glacial melt
  • Sudden sub-zero blizzards even in midsummer

Essential gear

  • 4-Season Wind-Reinforced Geodesic Tent with Heavy Pegs
  • Waterproof-Breathable Hard-shell & 800+ Fill Power Down Parka
  • Microspikes / Light Crampons for Glacier Passages
  • Trekking Poles with Snow Baskets
  • Suggested pack list:
  • - 4-Season Geodesic 2P Tent (1800g, mandatory)
  • - -10°C Hydrophobic Down Quilt (750g, mandatory)
  • - Stormvane 3L Waterproof-Breathable Alpine Jacket (420g, mandatory)
  • - Steel 10-Point Crampons (680g, mandatory)
  • - Northlatch Two-Way Satellite Messenger (100g, mandatory)

Waypoint-by-waypoint

#WaypointDist.Elev.Notes
1 El Chaltén Trailhead Basecamp (camp) 0 km 400 m Final resupply station, gear shakedown, ranger station registration.
2 Campamento Poincenot (camp) 11.2 km 780 m Direct view of Fitz Roy needle. Excellent wind-sheltered camp.
3 Laguna de los Tres Summit Lookout 15.6 km 1200 m Crux ascent: 400m vertical climb over 1.8km boulder scramble. Spectacular turquoise tarn.
4 Paso del Viento (Wind Pass) 42 km 1550 m Gateway to Southern Continental Icecap. Requires harness/tyrolean traverse on river.
5 Campamento Agostini & Laguna Torre (camp) 68 km 650 m Watch floating icebergs calved from Grande Glacier beneath Cerro Torre spire.