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Mountain biking trails

Lake Isaby – Col de Tramassel loop from Adast

Routes

Mountain biking trails

Lake Isaby – Col de Tramassel loop from Adast

Hard

riders

Lake Isaby – Col de Tramassel loop from Adast

04:30

41.1km

1,440m

Mountain biking

Hard mountain bike ride. Very good fitness required. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 21, 2026

Tips

Includes very steep uphill segments

You may need to push your bike.

After 8.44 km for 59 m

After 16.1 km for 210 m

Waypoints

Start point

Bus stop

Get Directions

2.97 km

Berges du Gave de Pau

Lake

14.4 km

Isaby Stream

Highlight • River

Chemin de Vacher on the right, difficult to access (pushchair) bike required on the hill

Translated by Google •

Tip by

16.0 km

Lake Isaby

Highlight • Lake

Nice little lake. Easy hike to get there. Perfect for beginners

Tip by

18.6 km

Start of the Descent to Lac d'Isaby

Highlight • Trail

Starting point of the beautiful descent to the lac d'isaby. A very nice single track, but you have to pay attention because there are also many hikers.

Translated by Google •

Tip by

20.5 km

Col de Tramassel

Highlight • Mountain Pass

Superb collar.

Translated by Google •

Tip by

23.3 km

View of Hautacam

Highlight • Viewpoint

Magnificent panorama of Hautacam

Translated by Google •

Tip by

23.5 km

From the Hautacam altisurface

Highlight • Other

beautiful views of the Argeles Gazost valley

Translated by Google •

Tip by

24.0 km

Hautacam panorama

Highlight • Other

Beautiful view of the valley and surrounding mountains.

Translated by Google •

Tip by

38.1 km

Start of Mountain Bike Routes – Vallée des Gaves

Highlight • MTB Park

At this point, most of the mountain bike routes that run through the vallée des gaves depart. There is a large parking lot, so it is a good starting point …

Showing Translation

Tip by

41.1 km

End point

Bus stop

Way Types & Surfaces

Way Types

16.2 km

8.36 km

7.52 km

4.88 km

3.05 km

1.11 km

< 100 m

Surfaces

15.2 km

9.25 km

6.73 km

6.66 km

1.67 km

1.62 km

Elevation

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

Highest point (1,670 m)

Lowest point (420 m)

Weather

Sunday 5 July

34°C

12°C

0 %

Additional weather tips

Max wind speed: 10.0 km/h

to get more detailed weather forecasts along your route

Comments

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Lake Isaby – Col de Tramassel loop from Adast

Isaby Stream

Lake Isaby

Start of the Descent to Lac d'Isaby

Col de Tramassel

View of Hautacam

From the Hautacam altisurface

Hautacam panorama

Start of Mountain Bike Routes – Vallée des Gaves

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