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France
Occitania
Rodez
Sainte-Eulalie-D'Olt

Tour of Lac de Castelnau-Lassouts-Lous

Hard

3.8

(4)

8

hikers

Tour of Lac de Castelnau-Lassouts-Lous

08:52

32.3km

510m

Hiking

Hike the difficult 20.1-mile loop around Lac de Castelnau-Lassouts-Lous, starting from Sainte-Eulalie-d'Olt in Aubrac Regional Natural Park.

Last updated: February 26, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional de l'Aubrac

Waypoints

A

Start point

Parking

Get Directions

1

148 m

Sainte-Eulalie-d'Olt

Highlight • Settlement

Sainte-Eulalie-d'Olt is classified among the Most Beautiful Villages of France. Strolling through the streets of this medieval city is a real pleasure.

Translated by Google •

Tip by

2

17.2 km

Barrage de Castelnau-Lassouts

Highlight • Monument

The Castelnau-Lassouts dam is a concrete gravity type dam built between 1941 and 1947.

Translated by Google •

Tip by

3

21.7 km

The Castelnau-Lassouts reservoir is the largest reservoir on the Lot. If its main function is the production of electricity, it is obviously an essential tourist site.

Translated by Google •

Tip by

B

32.3 km

End point

Parking

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Way Types & Surfaces

Way Types

22.1 km

9.28 km

964 m

Surfaces

13.3 km

7.63 km

7.26 km

3.89 km

257 m

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Elevation

Elevation

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

Highest point (500 m)

Lowest point (410 m)

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Weather

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Wednesday 27 May

32°C

11°C

0 %

Additional weather tips

Max wind speed: 15.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to start the Tour of the lake of Castelnau-Lassouts-Lous?

The trail officially starts in the picturesque village of Sainte-Eulalie-d'Olt. You should find parking available within or near the village, which is a convenient starting point for this loop.

Is this trail suitable for beginners?

This trail is considered to be of medium difficulty. While it doesn't have extreme elevation, its length of over 32 kilometers makes it a challenging route for beginners. It's best suited for hikers with some experience and good physical condition.

What is the terrain like along the lake tour?

The terrain is varied, primarily following a large path and a shaded track around the lake. You'll encounter sections along the Lot River, shores of the dammed lake, and pass through small hamlets. There's also a recently established secure track along a section of the D19 road between Lous and Sainte-Eulalie-d'Olt.

What can I see along the route?

You'll experience a blend of natural beauty and cultural heritage. Highlights include the charming village of Sainte-Eulalie-d'Olt, the expansive Lac de Castelnau-Lassouts-Lous, and the impressive Barrage de Castelnau-Lassouts. The route also passes by the medieval village of Mandailles with its castle, and various small hamlets like Cabanac and Alauzet.

Does the trail intersect other well-known paths?

Yes, sections of this route overlap with other trails. You'll find it intersects with parts of the Trail d'Aqui 12 - Lassouts, Chemin du Lac, Piste du Lac, and La Vallée du Lot à vélo, among others.

Is this trail dog-friendly?

While the Aubrac Regional Natural Park generally welcomes dogs, it's always recommended to keep your dog on a leash to protect local wildlife and ensure a pleasant experience for all hikers. Please remember to clean up after your pet.

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

Spring and autumn are ideal for hiking this trail, offering pleasant temperatures and vibrant scenery. Summer is also suitable, especially with the shaded sections along the track. Always check local weather conditions, particularly if considering a winter hike.

Are there any permits or entrance fees required to hike in the Aubrac Regional Natural Park?

No, there are no specific permits or entrance fees required to hike this trail within the Parc naturel régional de l'Aubrac. However, please respect local regulations, especially regarding waste disposal and wildlife.

Are there amenities like cafes or accommodation near the trailhead?

Yes, Sainte-Eulalie-d'Olt, being a recognized 'Most Beautiful Village,' offers amenities such as cafes, restaurants, and accommodation options, perfect for before or after your hike.

Are there designated picnic areas along the route?

Yes, the trail research indicates that there are dedicated picnic areas along the route, providing convenient spots to rest and enjoy the tranquility of the region's wild nature.

What makes this trail unique compared to others in the region?

This trail stands out due to its unique combination of natural beauty and cultural heritage. It offers an immersive experience around the significant Lac de Castelnau-Lassouts-Lous within the scenic Aubrac Regional Natural Park, starting from the historically rich village of Sainte-Eulalie-d'Olt and passing by medieval sites like Mandailles castle.

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