4.6
(32)
1,778
runners
142
runs
Jogging around Viroinval offers diverse terrain within the Viroin-Hermeton Natural Park, which spans three distinct geological regions: Fagne schisteuse, Calestienne, and Ardenne. The landscape features chalk grasslands, rocky outcrops, dense forests, and river valleys, providing varied running surfaces. Elevation changes are common, ranging from gentle inclines to more significant ascents, making the region suitable for different fitness levels. The Viroin river winds through the area, offering tranquil waterside views alongside wooded hills.
Last updated: May 1, 2026
5.0
(2)
24
runners
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
19
runners
Moderate run. Good fitness required. Mostly accessible paths. Some sure footedness required.

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220
runners
44.8km
05:50
1,260m
1,260m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
219
runners
39.8km
04:56
980m
980m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
99
runners
27.9km
03:25
580m
580m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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You can reach the castle via a "climbing path," which is a bit more challenging but also more adventurous, or via a good path with stairs on the steeper sections. So, it's easily accessible for everyone!
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Walked past here today. Completely closed off with barbed wire. And inaccessible.
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Trains still pass through this tunnel. Using it is a real danger.
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Ancient medieval castle. Visitable after a short walk.
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A pleasant trail for both mountain biking and walking. A section has recently been redeveloped, which is fantastic.
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View of the village of Olloy. A little blocked by the trees, but standing on the rocks you can see the village very well.
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View of Vierves from the path running alongside the railway line for a few dozen meters.
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Actually, you are here in the "Réserve naturelle de Dourbes". A beautiful nature reserve located in the valley of the Eau Blanche and the Eau Noire. The area is known for its rich biodiversity and unique geology. It is managed by the municipality of Viroinval and the organization Ardenne en Gaume. The reserve includes two major limestone sites: the Montagne-aux-Buis and the Roche à Lomme. These sites offer a unique landscape with rocks, crevices and caves. The Montagne-aux-Buis is known for its dense forests of Buis (Buxus sempervirens) and a rich variety of wild flowers such as anemones, orchids and vernals.
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Viroinval offers a wide selection of running routes, with over 140 trails available. These routes cater to various fitness levels, from easy runs to more challenging long-distance trails.
The region's diverse landscape, part of the Viroin-Hermeton Natural Park, means you'll encounter varied terrain. Expect everything from chalk grasslands and rocky outcrops to dense forests and picturesque river valleys. Some routes feature gentle inclines, while others offer significant elevation changes.
Yes, Viroinval has several easy running routes perfect for beginners or those looking for a more relaxed pace. There are 8 routes classified as 'easy' with minimal elevation gain, often on accessible paths. Many trails in the Bois du Grand Bon Dieu forest, for example, offer gentle loops.
Viroinval is rich in natural beauty. You can enjoy breathtaking panoramas from Falcon Rock (Roche aux Faucons) overlooking Olloy-sur-Viroin. The spectacular Fondry des Chiens Gorge near Nismes, a 20-meter-deep sinkhole, is also a must-see. The Viroin river valley itself offers tranquil waterside views, and the region is known for its diverse flora, including rare orchids.
Absolutely. For experienced runners seeking a challenge, Viroinval offers numerous demanding routes. For instance, the Haute Roche Castle Ruins – Dourbes Tunnel loop from Nismes is a difficult 27.8-mile (44.8 km) trail with significant elevation changes. Another challenging option is the La Roche du Pas – Quarries loop from Vierves-sur-Viroin, spanning over 38 km.
Yes, many of the running trails in Viroinval are designed as loops, offering convenient circular routes. Popular examples include the moderate Les Abannets loop from Nismes and the La roche du Pas loop from Vierves-sur-Viroin.
The running routes in Viroinval are highly rated by the komoot community, with an average score of 4.7 stars from over 29 reviews. Runners often praise the diverse and striking natural landscapes, the extensive network of trails, and the variety of terrain that keeps runs interesting and engaging.
Viroinval is considered family-oriented, with many trails suitable for various activity levels. While specific 'family jogging' routes aren't highlighted, the region offers numerous well-marked paths, especially in areas like the Bois du Grand Bon Dieu forest, which are ideal for leisurely strolls or easy runs with children. There are also picnic and barbeque areas for a full day out.
The Viroin-Hermeton Natural Park generally welcomes dogs, but it's always recommended to keep them on a leash, especially in areas with wildlife or near livestock. Check local signage for any specific restrictions on individual trails within the park.
Viroinval offers beautiful running conditions throughout much of the year. Spring and autumn are particularly pleasant, with mild temperatures and vibrant natural colors. The diverse landscapes, from forests to open grasslands, provide varied experiences across seasons. Always check local weather conditions before heading out.
Yes, the region has several intriguing sites. You can explore caves such as Trou Godin or the Abyss Caverns. The Dourbes Tunnel is another notable man-made feature that some longer routes pass by, like the Nismes Castle – Dourbes Tunnel loop from Olloy-sur-Viroin.
While specific parking details for every trailhead are not provided, Viroinval is well-equipped for outdoor visitors. Many popular starting points in villages like Nismes and Vierves-sur-Viroin typically offer designated parking areas for access to the natural park's extensive trail network.


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