This track was identified and mapped via high-resolution satellite imagery.
Ruta de los Siete Lagos: San Martín de los Andes to Bariloche
The Seven Lakes Road, Ruta 40 through Lanín and Nahuel Huapi national parks, past lakes Lácar, Machónico, Falkner, Villarino, Escondido, Correntoso and Espejo to Villa La Angostura, then along the shore of Nahuel Huapi to Bariloche. Guevara and Granado rode it on La Poderosa II in February 1952, when it was a rough gravel track; Guevara titled a chapter of his diary after it.
Trail Map
Initialising Map Engine...
Trail Profile
General Instructions
About 191 km one way; it can be driven in four hours, but most people take a full day. The road is fully paved now, with many curves and summer traffic. Snow can close it in winter; carry chains between June and September. Fuel in San Martín de los Andes, Villa La Angostura and Bariloche.
Weather check
Sampling Micro-Climate...
-40.1577, -71.3532
Slide to preview conditions across the entire route • Point: -40.1577, -71.3532 @ 648m
Quick Stats
Highlights
- Stop at the viewpoints over Lago Machónico and Lago Escondido
- Swim or camp at Lago Falkner and Lago Villarino
- Walk the Bosque de Arrayanes from Villa La Angostura
- Look over Nahuel Huapi from Cerro Campanario near Bariloche
Field Radio Protocol
VHF-UHF Communication
Propagation Telemetry
Ridge Line
92%Gorge Floor
18%Sector Relay: Sector Alpha Relay• 12-18 KM Range
Regulatory Compliance
VHF/UHF frequencies are for monitoring and emergency coordination only. Transmitting on these bands may require an Amateur Radio License or regional government permits. Check local telecommunications laws before operation.
Technical Analysis
Total Ascent
+1649 m
Total Descent
-1509 m
Ruggedness Index
Terrain Roughness Index
Vertical displacement per km. Typical range: 0 (Smooth) to 100+ (Extreme Mountain).
16.6
Tortuosity Index
Route Curviness Index
Ratio of actual path to straight line. Typical range: 1.0 (Direct) to 3.0+ (Switchbacks).
1.76
Gradient Distribution
Surface & Hydrology
Surface Spectrum Analysis
Includes only technical water fords where the vehicle actively enters a stream or riverbed. Permanent bridges are excluded from this count.
Difficulty Analysis
Difficulty is determined by a technical multi-vector analysis of elevation profile, surface quality, and topographic intensity.
Bounding Box (WGS84)
Point Spacing: 38.6 m • Engine: TrailX Precision GPX ANALYTICS v1.0.0
Reviews & Discussion0
Expedition notes, route modifications, and surface updates shared by the community.
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Plan this trip
Before you go: Ruta de los Siete Lagos: San Martín de los Andes to Bariloche
Best time to go
Oct–Apr
October to April is the best time for Patagonia and the Andes, with mild weather and long days. Winter, from June to August, brings snow to the mountains, but it is a good time for riding around Córdoba and Buenos Aires.
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