7
runners
00:50
7.31km
160m
Running
Jog a moderate 4.5-mile loop from Rahier in the Parc Naturel des Sources, featuring varied terrain and panoramic views of the Amblève valley
Last updated: February 26, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
Parking
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3.90 km
Highlight • Viewpoint
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5.73 km
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7.31 km
End point
Parking
Way Types & Surfaces
Way Types
4.24 km
1.83 km
1.05 km
161 m
Surfaces
3.02 km
2.86 km
1.28 km
110 m
< 100 m
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Elevation
Highest point (390 m)
Lowest point (270 m)
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This route was planned by komoot.
The Rouge Thier loop starts and ends in Rahier, a village within the Parc Naturel des Sources. You can typically find parking within the village itself, which serves as the trailhead for this route.
Yes, the Rouge Thier loop is generally dog-friendly. However, as it passes through the Parc Naturel des Sources, it's always best to keep your dog on a leash to protect local wildlife and ensure a pleasant experience for all trail users.
The trail can be enjoyed year-round, but spring and autumn offer particularly beautiful scenery with comfortable temperatures. Be aware that during wet periods, some sections can become muddy and slippery due to the varied terrain, so good trail shoes are recommended.
No, there are no specific permits or entrance fees required to access the trails within the Parc Naturel des Sources, including the Rouge Thier loop. The park is open for public enjoyment.
The terrain is quite varied, offering a true trail running experience. You'll encounter paths through countryside, woods, and along streams. Some sections feature narrow, steep, and chaotic traces with stones and roots, while others are on small, almost traffic-free asphalt roads, especially on the return to Rahier. Expect marked elevation changes throughout.
Absolutely! The loop offers several scenic spots. You'll find a fantastic Rouge Thier – bench with a view, and enjoy wide panoramas, including a View of the Stoumont and Coo Valley from the top of the hill. The route also passes through the charming village of Rahier and the hamlet of Meuville, and features a beautiful hornbeam alley.
Yes, the Rouge Thier loop intersects with several other marked trails. Significant portions of the route overlap with the 8. Promenade du Rofthier and the GRP 571 Tour des Vallées des Légendes - Amblève - Salm - Lienne, as well as the 14. Promenade des Sommets de la Lienne and the 15. Promenade de la Pierre de schiste.
Given its moderate difficulty, varied terrain, and 155 meters of elevation gain, this trail is best suited for joggers with good fitness. While not overly technical, some sections require sure-footedness, especially on wet days. Beginners might find it challenging but manageable with caution.
Rahier is a small village, and while specific facilities directly at the trailhead might be limited, you can often find local cafes or pubs in the village or nearby hamlets for refreshments after your run. It's advisable to check opening times in advance.
The Rouge Thier area holds intriguing historical significance. It was once believed to be a site for witch sabbats 400 years ago. More recently, manganese was extracted here for Liege's steelworks, adding a unique historical layer to the natural beauty of the trail.
Given the varied terrain and potential for muddy sections, sturdy trail running shoes with good grip are highly recommended. Dress in layers suitable for the weather, and consider bringing water, especially on warmer days, as there are no water sources directly on the trail.
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