4.4
(1542)
6,974
hikers
Urban hiking trails around Lac des Vieilles Forges are set within the Ardennes massif, characterized by a 150-hectare artificial lake surrounded by a 1,000-hectare forest complex. This area, part of the Ardennes Regional Natural Park, offers diverse landscapes with wooded shores and varied terrain. The trails provide opportunities to explore the natural setting, which includes native vegetation and significant faunal interest.
Last updated: July 8, 2026
4.0
(1)
4
hikers
4.81km
01:17
50m
50m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
6
hikers
4.02km
01:03
30m
30m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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6
hikers
3.01km
00:49
40m
40m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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downhill uninjoyable! specially when you just did a 150m vert descent
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In the middle of Monthermé there is this old, beautifully laid out village staircase
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Laval Dieu Abbey in Monthermé is an ancient abbey founded in 1128 by the order of Prémontré. It has a beautiful Gothic church with wooden panels and paintings. You can explore the abbey grounds and admire the architecture and artwork, or follow the path along the Semoy River which flows past the abbey. The abbey is located in the Valley of God, a name that reflects its peaceful and spiritual atmosphere. You can also enjoy views of the Meuse and the surrounding hills, where you can spot interesting rock formations like Roc la Tour. The abbey is open to visitors on Tuesdays, Thursdays and Saturday afternoons. This hike is a great way to immerse yourself in the history and nature of this region.
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Located on the edge of Semoy, the abbey of Laval-Dieu was built in the 12th century, then restored several times following fires.
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With flowers in front of the fire department
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There are several urban hiking trails around Lac des Vieilles Forges, with three specifically highlighted in this guide. These routes offer easy walks, perfect for exploring the charming town of Monthermé and its surroundings.
The urban hikes around Lac des Vieilles Forges are generally considered easy. They feature minimal elevation gain and are suitable for most fitness levels, making them ideal for a relaxed stroll.
Yes, all the urban routes highlighted in this guide are circular walks. For example, you can enjoy the Abbaye de Laval Dieu – Monthermé loop from Monthermé, which offers a pleasant round trip.
Urban hikes in this region often combine natural beauty with local charm. You can expect picturesque views of the Meuse River, glimpses of the surrounding Ardennes forest, and the opportunity to explore parts of Monthermé, a town nestled in the heart of the Ardennes.
Absolutely. The easy difficulty and relatively short distances of these urban trails make them very suitable for families with children. The View of the Meuse in Monthermé – Monthermé loop from Monthermé, for instance, is just over 3 km and takes less than an hour, perfect for a family outing.
Yes, the trails around Lac des Vieilles Forges are generally dog-friendly. Many paths wind through the forest and along the lake, providing a great environment for you and your canine companion to enjoy together. Always keep your dog on a leash and clean up after them.
The area is highly rated by the komoot community, with an average score of 4.4 stars. Reviewers often praise the serene natural beauty, the well-maintained paths, and the accessibility of the trails, which offer a refreshing escape into nature close to urban areas.
The region is beautiful year-round. Spring brings lush greenery and blooming flora, while autumn transforms the forest into a spectacle of vibrant reds and yellows. Summer offers pleasant temperatures for walking, and even winter can be magical with a dusting of snow, though some paths might be muddy after rain.
Many of the trails, such as the Monthermé – View of the Meuse in Monthermé loop from Monthermé, offer stunning views of the Meuse River and the surrounding valleys. The lake itself provides numerous picturesque spots, especially along its wooded shores.
Yes, parking is generally available in and around Monthermé, which serves as a common starting point for many of these urban hikes. Specific parking information can often be found on individual route pages or local signage.
Monthermé, being a town, offers various amenities including cafes and restaurants where you can refresh yourself before or after your urban hike. These establishments provide a convenient stop for a meal or a drink.


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