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.

HikeMetrics

Global Hiking Index

HikeMetrics.com

Ibón de Escarpinosa — The Sapphire ofBenasque

DATA_INDEXED_2026

Distance

13.5KM

Gain

0.7kM

Duration

1d

Strain

LVL 2

AI Insight: Optimal ratio of distance to elevation. Accessible for experienced intermediates.

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 lake itself is a sapphire jewel, perfectly reflecting the sharp Agujas de Perramó (Perramó Needles) and surrounded by mossy boulders and rhododendrons. It is a more intimate, botanical hike compared to the high-altitude austerity of the central massifs.

Mission Directive / X-Factor

“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

none significantPRIORITY 1

A well-marked and relatively safe trail.

MITIGATION: Standard mountain safety: check weather, wear boots, carry water.

Critical Loadout

Light hiking boots or trail runners

Sun protection

Camera (often required for the reflections)

Water (1.5L capacity)

Picnic lunch (there are no huts at the lake)

Target Base Weight

< 10 KGEXCL. CONSUMABLES

Water Logistics

SOURCE AVAILABILITYHIGH / FREQUENT

FILTRATION PROTOCOLMANDATORY (<2000M)

HIKING
PATHWAY

Pyrenees, Huesca // hiking

Start

Valle de Estós Parking

Following the GR 11 trail along the river Estós.

Phase 1

Cabaña de Santa Ana

Walking through meadows and past a shepherd's hut.

Phase 2

Ibonet de Batisielles

Climbing into the forest to reach a smaller, idyllic meadow-lake.

Finish

Ibón de Escarpinosa

The final forest ascent to the turquoise 'Ibon Azul'.

Topographical Ref / Area PYRENAUTO-GEN SYNC: 42.646N 0.501E

Mission Log: Stage-by-Stage Technical MetricsREF: IBON-ESCARPINOSA-PYRENEES-SPAIN // DAT_TAB_01

Step	Sector / Waypoint	Dist.	Gain (↑m)	Duration	Assessment
1	Valle de Estós Parking Following the GR 11 trail along the rive...	15 min	---	15 min	Standard Segment
2	Cabaña de Santa Ana Walking through meadows and past a sheph...	1 hour	---	1 hour	Standard Segment
3	Ibonet de Batisielles Climbing into the forest to reach a smal...	1 hour	---	1 hour	Standard Segment
4	Ibón de Escarpinosa The final forest ascent to the turquoise...	45 min	---	45 min	Standard Segment

Technical Specifications

DOC_REF: GOLDEN_HIKING_ES_010

01 / LOG

Refuge Capacity

Hotels and campsites in Benasque or the Refugio de Estós (which is further up the valley).

02 / REG

Regulatory

Permit NONE
Authority n/a

No permit required.

03 / CLI

Climatology

OptimalJun, Jul, Aug, Sep, Oct

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.

04 / COM

Emergency / Comms

Rescue (EU) 112 ACTIVE
Signal Partial

SAT-LINK STABLE

Compare With Other Hikes

Side-by-side metric analysis. Compare Ibón de Escarpinosa — The Sapphire of Benasque directly against similar routes ÔÇö distance, elevation gain, HikeMetrics Hazard Score, and more.

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