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Posets Ascent Trail

Hard

7

runners

Posets Ascent Trail

04:16

15.0km

1,350m

Running

Tackle the difficult Coll de Grist e Ibón de la Llardaneta route, a 9.3-mile journey with 4421 feet of gain through Pyrenean scenery.

Last updated: February 26, 2026

Tips

Includes segments that may be dangerous

Parts of this route comprise highly technical, difficult, or hazardous terrain. Specialist equipment and prior experience is required.

After 240 m for 3.27 km

After 4.60 km for 534 m

After 7.23 km for 570 m

After 9.89 km for 534 m

After 11.5 km for 3.27 km

Waypoints

A

Start point

Parking

Get Directions

1

180 m

Espigantosa Waterfall

Highlight • Waterfall

Beautiful and powerful waterfall that can be easily observed from Pleta del Estalló, located about 1,500 meters above sea level. This is also where the bus from Eriste arrives in …

Translated by Google •

Tip by

2

6.44 km

Ibón de Llardaneta

Highlight • Lake

There are several stone walls for bivouacs around the lake, but the best ones are those on the north side, which are more protected from the wind.

Translated by Google •

Tip by

3

7.36 km

Grist Pass or Forqueta Pass

Highlight • Mountain Pass

From Millares it is a fairly hard climb, especially with a lot of sun.

Translated by Google •

Tip by

4

11.3 km

Ángel Orús Refuge

Highlight • Mountain Hut

The Ángel Orús refuge is located at an altitude of 2,150 metres and is perfect for starting the climb to Posets Peak.

Translated by Google •

Tip by

B

15.0 km

End point

Parking

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Way Types & Surfaces

Way Types

8.17 km

6.77 km

< 100 m

< 100 m

Surfaces

14.9 km

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Saturday 16 May

2°C

-9°C

66 %

Additional weather tips

Max wind speed: 3.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Is the Coll de Grist e Ibón de la Llardaneta trail suitable for jogging?

While komoot classifies this route as 'jogging', it's important to know that the Coll de Grist e Ibón de la Llardaneta trail is generally considered a challenging hike due to its significant elevation gain and varied terrain. Some sections might be runnable for experienced trail runners, but the overall route demands good fitness, sure-footedness, and sturdy shoes. Expect a strenuous ascent with steep sections and rocky areas.

How long does it typically take to complete this route?

The full round trip to Coll de Grist and Ibón de la Llardaneta typically takes around 6 hours and 30 minutes to complete without stops. This duration is for hiking, not jogging, given the difficult nature of the terrain and elevation.

What are the main points of interest along the Coll de Grist e Ibón de la Llardaneta trail?

The trail offers stunning high-mountain Pyrenean scenery. Key highlights include the impressive Espigantosa Waterfall at the start, the beautiful Ibón de Llardaneta (a glacial lake at 2,676 meters), and the panoramic views from Grist Pass or Forqueta Pass. You'll also pass by the Ángel Orús Refuge, which offers a place to rest.

What is the terrain like on the way to Ibón de la Llardaneta?

The journey begins on a track from the Espigantosa parking area, passing the waterfall. This soon transitions into a broad, well-marked trail. You'll encounter a strenuous ascent with steep sections, moving through varied landscapes including meadows and rocky areas. The path is generally well-defined and signposted, partly coinciding with the GR 11.2 long-distance path.

Where can I park to access the trailhead for this route?

The trail starts from the Espigantosa parking area. This is the primary access point for the route.

What is the best time of year to hike this trail?

The best time to hike in the high-mountain environment of the Posets-Maladeta Natural Park is typically during the warmer months, from late spring to early autumn (roughly June to September), when snow has melted and conditions are generally more stable. Always check local weather and trail conditions before you go.

Are dogs allowed on the Coll de Grist e Ibón de la Llardaneta trail?

As this trail is located within the Parque Natural Posets-Maladeta, dogs are generally allowed but must be kept on a leash to protect wildlife and ensure the safety of other hikers. Always follow park regulations regarding pets.

Do I need any special permits or pay an entrance fee for the Posets-Maladeta Natural Park?

Generally, there are no entrance fees to access the Parque Natural Posets-Maladeta itself. However, specific activities or access to certain areas might require permits or have restrictions, especially during peak seasons or for overnight stays in refuges. It's always best to check with the park's official information center for the most current regulations before your visit.

Does this trail connect with other well-known paths?

Yes, this route forms part of a larger network of trails. It partly coincides with the GR 11.2 long-distance path and is also a common approach route for Ascensión al Posets. Other intersecting trails include sections of the Variante Circuito de los tres Refugios and Eriste – Refugio Ángel Orús o El Forcau.

What makes the Ibón de la Llardaneta unique?

The Ibón de Llardaneta is a beautiful, rounded glacial lake situated in a cirque at 2,676 meters. It's notable for its unique hydrology; its waters drain into a karstic sinkhole rather than flowing out conventionally, making it a fascinating natural feature.

Is the Ángel Orús Refuge open to the public, and what amenities does it offer?

Yes, the Ángel Orús Refuge is a mountain hut that is open to the public, typically during the hiking season. It offers a place to rest, resupply, and often provides meals and overnight accommodation. It's advisable to check their operating hours and make reservations, especially if you plan to stay overnight.

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