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Gravel biking around Westrehem offers access to the diverse landscapes of the wider Pas-de-Calais department. The region features a blend of paved roads and unpaved paths, providing varied terrain for cyclists. Westrehem itself has a modest elevation, but its location allows exploration of areas with rolling hills, rural roads, and forest tracks. This area is characterized by diverse natural beauty, offering a mix of terrain suitable for gravel biking.
Last updated: July 6, 2026
4
riders
56.6km
03:32
250m
250m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
2
riders
37.5km
02:38
380m
380m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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2
riders
46.5km
03:12
540m
540m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The source of the Leie (French: la source de la Lys) is located in the small French village of Lisbourg, situated in the Pas-de-Calais department in the Hauts-de-France region. The river originates here at an altitude of approximately 115 meters and flows via Aire-sur-la-Lys towards Belgium, eventually flowing into the Scheldt in Ghent after approximately 202 kilometers.
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The belfry of Aire-sur-la-Lys (in Dutch: Ariën-aan-de-Leie) is a historic, baroque belfry in the French department of Pas-de-Calais that has been on the UNESCO World Heritage list since 2005. The striking tower is attached to the town hall and dominates the skyline of the historic town.
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The Pont de Thiennes is a traffic bridge located on the Leie, connecting the municipalities of Thiennes and Aire-sur-la-Lys. The bridge was inaugurated in 2014. It is built of Soignies granite and was financed by the state (33.9%) for war damage, by the department of Pas-de-Calais (33.05%) and by the department of Nord (33.05%). The bridge is equipped with a lifting system to allow the passage of boats.
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The Beffroi d'Aire-sur-la-Lys is a monument that is part of the heritage of Aire-sur-la-Lys. It was first built in 1355 and rebuilt between 1716 and 1724 by the architect Hérogue. It has been listed as a historic monument since 1947 together with the adjacent town hall1. The beffroi is 45 meters high and rests on four large pillars of brick and stone, two meters thick, which demarcate an interior space of six meters wide. It is of Baroque style and is part of the list of 23 belfries inscribed on the UNESCO World Heritage List in 2005 as part of the list of "Belfries of Belgium and France".
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This is one of the finest examples of the Flamboyant Gothic and Renaissance in French Flanders. The imposing tower (62m) resembles that of Notre-Dame in Saint-Omer. Inside, the pattern of the ribs of the vaults has been transferred to the floor. The choir is closed by a beautiful rood screen; on the left is the gilded statue of Notre-Dame Panetière. The oak organ case comes from the abbey church of Clamarais. Choir and apse suffered from a bombardment in 1944. In the back you can see a beautiful Virgin and Child (15th century)
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The Collegiate Church of Saint-Pierre is a former collegiate church in the town of Aire-sur-la-Lys (Pas-de-Calais, France). The monument impresses with its dimensions, and is an emblem of the city of Aire. The collegiate church is considered one of the most important Flamboyant and Renaissance monuments in the Southern Netherlands. It was built between 1492 and 1634. The tower of the collegiate church collapsed in 1569 and was rebuilt between 1569 and 1624. The Saint-Pierre collegiate church was classified as a historic monument in 1862. The dimensions of the building are considerable : Total exterior length: 105 m, total exterior width: 40 m, Width of the central nave: 10 m, height of the large vaults: 20 m Height of the side vaults: 10 m, height of the tower: 65 m
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The gravel biking terrain around Westrehem, situated in the wider Pas-de-Calais department, is quite diverse. You'll find a mix of rural roads, forest tracks, and unpaved paths. While Westrehem itself has modest elevation, the region offers access to areas with more significant elevation changes, including potential coastal trails further afield. Routes often combine elements of mountain biking and road cycling, leading through scenic 'wild roads and paths'.
Yes, there are several longer routes available. For example, the Waterfall of Nave river in Bourecq – Ligny-les-Aire loop from Ham-en-Artois is a moderate 58.6 km (36.4 miles) path that takes around 4 hours 5 minutes to complete, offering varied terrain through the countryside and along river features. Another option is the Linghem Wood – The Thiennes Bridge loop from Ham-en-Artois, which is 56.5 km (35.1 miles) and incorporates forest paths.
The region offers a variety of natural sights. The Waterfall of Nave river in Bourecq – Ligny-les-Aire loop from Ham-en-Artois specifically highlights river features. You can also explore routes that pass through wooded areas like Linghem Wood, offering a different natural setting. Further afield, the Opal Coast provides dramatic cliffs and ocean views, though routes there may feature sharp flint stones.
Yes, some routes incorporate historical elements. The Enquin les Mines – Bomy Castle loop from Enguinegatte, for instance, leads through rural landscapes and past historical points of interest, including Bomy Castle. You can also find highlights like the Moulin Espagnol d'Enquin les Mines and the Birthplace of Saint Benoît Labre in the broader area.
Yes, many of the routes in the area are designed as loops. Examples include the Linghem Wood – The Thiennes Bridge loop from Ham-en-Artois, the Waterfall of Nave river in Bourecq – Ligny-les-Aire loop from Ham-en-Artois, and the Enquin les Mines – Bomy Castle loop from Enguinegatte. These circular routes allow you to start and finish in the same location.
The Hauts-de-France region generally offers good conditions for gravel biking during spring, summer, and early autumn. These seasons typically provide more stable weather and drier paths. Winter conditions can make some unpaved sections muddy or challenging, especially in forested areas.
While all listed routes are rated as 'moderate' or 'difficult', the region's diverse terrain means you can find sections suitable for various skill levels. Many routes combine paved roads with unpaved paths, allowing for a hybrid experience. For a shorter, moderate option, consider the Enquin les Mines – Bomy Castle loop from Enguinegatte, which is 22.9 km (14.2 miles) and takes about 1 hour 42 minutes.
Many of the routes start from nearby towns like Ham-en-Artois, Enguinegatte, or Bomy, which typically offer public parking facilities. For example, the Bomy Castle – Nice picnic place! loop from Bomy starts from Bomy, where you can usually find parking options.
While specific cafes or pubs directly on the trails are not detailed, routes often pass through or near villages and towns such as Ham-en-Artois, Enguinegatte, or Bomy. These locations are good places to find local establishments for refreshments and breaks during your ride.
Komoot users appreciate the varied terrain and the opportunity to explore the diverse landscapes of the Pas-de-Calais department. Riders often highlight the blend of rural roads and forest tracks, providing a unique gravel biking experience. The region's network offers options for different ability levels, from gentle rides to more challenging routes.
Yes, for those seeking a greater challenge, the Source of the Lys – Source of the River Lys loop from Lisbourg is rated as 'difficult'. This route covers 46.3 km (28.7 miles) with significant elevation gain, taking approximately 3 hours 43 minutes to complete.
Westrehem itself is a small commune, and direct public transport access to specific trailheads might be limited. It's generally recommended to use a car to reach the starting points of routes in nearby towns like Ham-en-Artois, Enguinegatte, or Bomy, which serve as better bases for exploring the regional cycling network.


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