4.1
(27)
87
riders
8
rides
Gravel biking around Lys offers routes through the Lys Valley in the French Pyrenees, characterized by dense forests, alpine meadows, and varied terrain. The landscape features craggy peaks and the Lys stream, which carves gorges and hosts numerous waterfalls. This environment provides a mix of challenging climbs and scenic paths suitable for gravel biking. The region's natural features include significant elevation changes and forested sections.
Last updated: July 6, 2026
4.5
(11)
48
riders
45.3km
02:15
160m
160m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.9
(15)
11
riders
30.7km
01:56
430m
430m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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8
riders
65.3km
04:32
870m
870m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(4)
5
riders
49.8km
03:50
1,330m
1,330m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
2
riders
24.0km
01:34
290m
290m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Lys
The bridge of Nay spans the Gave de Pau and offers a breathtaking view of its bucolic banks as well as the Pyrenean peaks.
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The dolmen of Buzy bears witness to the first human occupations in the valley. This megalithic structure steeped in history is located on the old transhumance route known as « la Hélère », an itinerary once used to drive herds between the plains and the Pyrenean summer pastures.
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Nestled in the Ossau valley, the lake of Castet offers a peaceful setting in the heart of the Pyrenean reliefs. It is an ideal stopover to take a break and enjoy the developed banks.
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Stunning panoramic view of the Pyrenees mountain range
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A beautiful bridge over the river here. It's great for cycling.
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Railway cycle path - good surface, slight incline, no cars
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Currently, there are 3 dedicated no-traffic gravel bike trails listed in the Lys Valley guide. These routes offer a mix of moderate and difficult options, perfect for exploring the region's natural beauty away from vehicle traffic.
The Lys Valley, located in the French Pyrenees, offers diverse terrain. You can expect trails through dense forests, alpine meadows, and along the Lys stream. While primarily known for hiking, the gravel routes often feature a mix of unpaved paths and some sections with elevation gain, reflecting the mountainous landscape. The guide includes routes with significant climbs, such as the Old Betharram bridge – Lestelle-Bétharram loop, which has over 870 meters of elevation gain.
While the Lys Valley is known for its more challenging mountain terrain, there is a moderate option that might be suitable for families with some cycling experience. The Saint Vincent – Labatmale Hill loop is a 23.7 km route with less elevation, offering a good introduction to gravel biking in the area. Always check the route details and difficulty before heading out with children.
The Lys Valley is rich in natural beauty and historical sites. Along the routes, you can encounter features like the picturesque Old Betharram bridge and the charming village of Lestelle-Bétharram. The region is also home to dramatic landscapes, including dense forests and alpine meadows, with the possibility of spotting local wildlife.
Yes, all the no-traffic gravel bike routes listed in this guide are circular. For example, you can enjoy the challenging Lestelle-Bétharram – Old Betharram bridge loop, which starts and ends near Coarraze - Nay, offering a convenient way to explore without needing a return trip.
Given its location in the French Pyrenees, the best time for gravel biking in the Lys Valley is typically from late spring to early autumn (May to October). During these months, the weather is generally more stable, and trails are clear of snow, offering pleasant conditions for riding through forests and alpine meadows. Always check local weather forecasts before your trip, especially for higher elevations.
Absolutely. The Lys Valley offers several challenging no-traffic gravel bike trails. The Old Betharram bridge – Lestelle-Bétharram loop is a difficult 65.5 km route with over 870 meters of elevation gain, providing a significant test for experienced gravel bikers. Another difficult option is the Lestelle-Bétharram – Old Betharram bridge loop, covering 33.6 km with nearly 490 meters of ascent.
While specific ratings are not yet widely available for these particular routes, visitors to the Lys Valley often praise the region for its dramatic mountain scenery, the tranquility of its forests, and the opportunity to explore away from busy roads. The sense of adventure and immersion in nature are frequently highlighted by those who venture into this part of the Pyrenees.
The Lys Valley is renowned for its stunning vistas. While specific viewpoints are not detailed for every route, the mountainous terrain naturally offers numerous scenic spots. Keep an eye out for panoramic views of the Pyrenean peaks, dense forests, and the Lys stream itself. The Bénou Plateau, a natural monument in the wider area, is known for its expansive views and pastoral landscapes.
The routes in this guide often start and end near towns like Coarraze - Nay. While specific parking information for each trailhead is not provided here, these towns typically offer public parking facilities. It is advisable to check local parking options in Coarraze - Nay or Lestelle-Bétharram before your ride.


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