3.5
(15)
108
riders
6
rides
Mountain bike trails around Hary are characterized by a mix of rural landscapes, including wooded areas and open countryside. The routes often follow former railroad lines, offering relatively consistent gradients. Terrain can include varied surfaces, with some trails featuring moderate elevation gains. The region provides opportunities for mountain biking across different skill levels.
Last updated: June 22, 2026
3.0
(6)
39
riders
44.8km
03:05
270m
270m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.0
(1)
20
riders
72.6km
04:32
480m
480m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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3.0
(3)
15
riders
35.9km
02:32
340m
340m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
5.0
(2)
7
riders
22.4km
01:10
80m
80m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
2
riders
41.4km
02:35
410m
410m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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Imagined in the 19th century by the industrialist Jean-Baptiste André Godin, the Familistère de Guise is a unique place in France. Conceived as a true “social palace” for the workers of his factory, this architectural complex combines housing, collective spaces, and cultural facilities. Today transformed into a museum and visitor site, the place offers an immersion into the social and industrial history of the Hauts-de-France region.
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The Guise Familistère, located in the commune of Guise, wanted by the industrialist Godin for the accommodation of his workers.
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The Eglise Saint-Médard de Flavigny-le-Grand-et-Beaurain is a fortified church located in the town of Flavigny-le-Grand-et-Beaurain in the Aisne department of the Hauts-de-France region. The church was built in the 16th century and is an example of a fortified church. The church is listed in the general inventory of French cultural heritage.
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The Ax Vert de la Thiérarche is a former railway line that has been converted into a cycling and walking path. The trail of almost 40 kilometers runs from Guise to Hirson, via Autreppes, and offers a pleasant and peaceful environment for walking, cycling and horse riding. The path runs along the banks of the Oise River and offers beautiful views of the natural and cultural heritage of the Thiérache.
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The disaster occurred on the night of March 11 to 12, 2014: the Saint-Benoîte church in Lerzy caught fire while a roofer was working there during the day. A simple “accident” which destroyed a large part of the building, only half sparing the keep. More info: https://eglises-fortifiees-thierache.net/fr/oise-fr/lerzy/
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Mountain bike trails around Hary feature a diverse mix of rural landscapes, including wooded areas and open countryside. Many routes follow former railroad lines, which often provide relatively consistent gradients. You can expect varied surfaces, with some trails including moderate elevation gains.
Yes, Hary offers options for different ability levels, including easy trails. For instance, the Bois de Solmont loop from Étréaupont is an easy route, covering 13.7 miles (22 km) with minimal elevation gain, making it a good choice for those new to mountain biking.
Yes, Hary has several longer routes. The Old railroad – Familistère de Guise loop from Étréaupont is a challenging 45.2 miles (72.8 km) path that follows an old railroad line, offering a substantial ride through the landscape.
The mountain bike trails in Hary are highly rated by the komoot community, with an average score of 4.0 stars from over 10 reviews. Many users appreciate the varied terrain, which includes former railroad lines, wooded sections, and open countryside.
Yes, many of the mountain bike routes in Hary are designed as loops. Examples include the Joli chemin – Old railroad loop from Étréaupont, a 27.9 miles (44.9 km) difficult route, and the Mountainbike loop from La Bouteille, a moderate 25.7 miles (41.4 km) trail.
While many routes follow former railroad lines offering relatively consistent gradients, some trails do feature moderate elevation gains. For example, the Saint-Hilaire Church loop from Étréaupont includes over 330 meters of ascent.
Yes, there are several points of interest near the trails. You might encounter the historic Old railroad infrastructure, or religious buildings like the Fortified Church of Saint-Martin of Vigneux-Hocquet and Notre-Dame de Plomion Church. There's also an Oise Riverside Picnic and Swimming Spot near Autreppes for a break.
There are 5 mountain bike trails documented in Hary, offering a range of difficulties from easy to difficult, and varying lengths to suit different preferences.
The duration varies depending on the trail and your pace. For example, an easy route like the Bois de Solmont loop from Étréaupont typically takes around 1 hour 9 minutes, while a more challenging and longer route such as the Old railroad – Familistère de Guise loop from Étréaupont can take over 4 hours 30 minutes.
Yes, the region is known for routes that utilize former railroad lines. The Joli chemin – Old railroad loop from Étréaupont and the Old railroad – Familistère de Guise loop from Étréaupont are prime examples, offering unique riding experiences on these historical paths.
Among the most challenging routes is the Old railroad – Familistère de Guise loop from Étréaupont. This difficult trail spans 45.2 miles (72.8 km) and features significant elevation gain, making it suitable for experienced riders.


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