This route covers 13.5km return.It involves around 700m of cumulative elevation gain.
The route reaches roughly 2,025m at its highest point.
Technically, the Ibón de Escarpinosa — The Sapphire of Benasque standard trail is a scramble. The walk is generally straightforward, with varying conditions depending on the immediate environment.
Overview
Technical Summary
Hidden in the Estós Valley near Benasque, the Ibón de Escarpinosa is often cited as the most beautiful alpine lake in the Pyrenees. This out-and-back trail climbs through a classic Pyrenean landscape of black pine forests (Mugo pine) and turquoise rivers.
The Mirror Lake. The 'X-Factor' is the botanical perfection of the lake's edge. Unlike many high Pyrenean lakes that are surrounded by scree, Escarpinosa is framed by a lush, green forest that extends right to the water's edge. The reflection of the granite needles in the still, turquoise water is the definitive 'Benasque' photo.
Hazard Assessment
A well-marked and relatively safe trail.
Route Summary
This is a scenic and highly accessible route.Check the local forecast and plan your schedule to allow ample time to enjoy the views.
Stage Breakdowns
Valle de Estós Parking
Following the GR 11 trail along the river Estós.
Cabaña de Santa Ana
Walking through meadows and past a shepherd's hut.
Ibonet de Batisielles
Climbing into the forest to reach a smaller, idyllic meadow-lake.
Ibón de Escarpinosa
The final forest ascent to the turquoise 'Ibon Azul'.
Route
Geometry
Topographical Data & Reference Points
- Route Typehiking
- Highest Pointpeak elevation on route2025m
- Lowest Pointvalley floor elevation1300m
- GPS Location42.6460°N 0.5010°E
Technical Profile
Vertical Ascent Profile
A steady, moderate uphill climb through the Estós valley followed by a final, steeper push to the lake level.
Terrain Characteristics
Scramble terrain (Class 2) — involves fixed-rope sections or often required hand-use on steep terrain.
A measured physical load of 700m ascent requires steady pacing but remains accessible for active hikers.
Data referenced from regional park authority sources and topographic surveys.
Technical
Matrix Profile
The HikeMetrics Global Matrix provides an objective, multi-dimensional assessment of technical difficulty, exposure risk, and environmental load.
Risk Summary
Professional evaluation of route mechanics and environmental stress factors. Recommended for participants within specified technical scope.
This profile uses the HikeMetrics v1.0 risk matrix, prioritizing environmental stress and movement complexity over simple elevation metrics.
Technical Specs
Access & Logistics
Regulations
No permit required.
Seasonality
Spectacular in late June for the rhododendron bloom or October for the yellowing needles of the Larch and Pine. Regulations change; verify with the official park or local authority before departure.
Safety Index
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Next Operational Phase
Get Field Ready
Logistics & Permits
Verify all permit requirements and regional park access rules. High-season routes often require advance coordination for logistics.
View Requirements Protocol 02Field Preparation
Ensure equipment matches the technical demands of the specific terrain. Check current trail reports and humidity/wind variables.
View LoadoutExplore Similar Journeys
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Region Cluster
Direct Comparison
Compare with Grand Balcon Nord
Compare terrain metrics, intensity scores, and physical demands side-by-side.
Core Concepts
Comparable Technical Routes
Topic grouping based on geography, physical exertion profile, and technical movement typology.
Route Questions
Can I continue further?
Yes, you can continue up to the Grande Ibón de Batisielles, which is larger and more rugged, though less 'picturesque' than Escarpinosa.
Do permit rules stay constant year-round?
Not always. Permit and guide requirements can change by season and region. Verify the latest rules with the official park office or local authority before departure.
What is the safest start-time strategy?
Start early and plan to clear exposed sections before midday. This reduces heat, storm, and visibility risk on most mountain routes.
How much water capacity is usually needed?
For exposed hiking days, carrying 2-3 liters is common. Increase capacity when refill reliability is low or temperatures are high.
Is mobile signal reliable on route?
Coverage is often patchy outside towns and major valleys. Treat phones as secondary tools and carry offline navigation resources.
Dossier Verification & Sync
Data points indexed in this dossier are cross-referenced against authoritative land management records and regional mapping. HikeMetrics maintains independent verification protocols for all primary route geometry.