4.7
(3)
55
riders
02:35
37.2km
1,240m
Road cycling
Tackle the difficult 23.1-mile road cycling route from Col de la Core to the picturesque Bethmale Pond, gaining 4054 feet of elevation.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Parking
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13.7 km
Highlight • Mountain Pass
Translated by Google •
Tip by
18.6 km
Highlight • Lake
Translated by Google •
Tip by
37.2 km
End point
Parking
Way Types & Surfaces
Way Types
36.4 km
854 m
Surfaces
36.5 km
495 m
271 m
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Elevation
Highest point (1,400 m)
Lowest point (510 m)
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Weather
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Friday 22 May
24°C
11°C
5 %
Additional weather tips
Max wind speed: 7.0 km/h
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This route was planned by komoot.
This route is considered difficult and requires a very good level of fitness. It involves significant elevation gain, characteristic of a 1st category climb like the Core Pass, and is often part of challenging loops in the Pyrenees.
The road surface is generally in good condition, though some sections may be a bit bumpy or coarse. You'll encounter sustained climbs, particularly on the Core Pass, followed by descents towards the picturesque Étang de Bethmale.
The autumn months are particularly recommended for cycling this route, as the foliage around Étang de Bethmale transforms into vibrant golden, orange, and red hues. Generally, warmer months offer more favorable conditions for tackling the mountain pass.
You'll experience the challenge of the classic Pyrenean climb of the Core Pass, which offers pleasant forest views opening up to wider vistas near the summit. The route then descends to the stunning Étang de Bethmale, a heart-shaped glacial lake known for its emerald-green waters. The road leading to the lake provides exceptional viewpoints over the Bethmale and Seix valleys.
Starting points for routes including the Core Pass often begin in nearby villages such as Seix or Les Bordes-sur-Lez, where parking options are typically available. It's advisable to check local parking regulations before your visit.
While road cycling with dogs can be challenging, the area around Étang de Bethmale has a flat, shaded path that is pleasant for walks. However, specific rules for dogs on the cycling route itself or around the lake should be observed, especially regarding leashes and waste disposal. Always ensure your dog's safety on roads.
No specific cycling permits or entrance fees are required for this route. However, as the area is within the Parc Naturel Régional des Pyrénées Ariégeoises, it's important to respect local regulations regarding nature preservation, waste disposal, and general conduct to protect the natural environment.
Yes, sections of this route intersect with or run alongside other paths. You might find yourself on parts of 'La traversée des Pyrénées - sec.4', 'Chemin du Pouech', 'Chemin du Sindey', 'Chemin de Monteillech', and 'Chemin des Passeurs'.
This route, connecting the Core Pass to Étang de Bethmale, is often incorporated as part of a larger cycling loop in the Ariège Pyrenees, rather than a simple out-and-back. This allows cyclists to combine the mountain pass challenge with the serene lake scenery.
While the Core Pass itself may have limited facilities, the route passes through quaint villages where you might find small shops or cafes. Near Étang de Bethmale, there are often options for refreshments, especially during peak season.
No, swimming and water sports are prohibited in Étang de Bethmale. This regulation is in place to preserve the lake's delicate ecosystem. It's a perfect spot for relaxation and appreciating nature from its shores.