Best natural monuments around Lewarde are characterized by a landscape shaped by its industrial past, particularly coal mining. The region, part of the Nord-Pas-de-Calais mining basin, is a UNESCO World Heritage site, showcasing how former industrial areas have transformed into unique natural environments. These include re-naturalized slag heaps and subsidence lakes that now serve as bird sanctuaries. The area offers a blend of historical interest and natural reclamation, providing diverse outdoor experiences.
Last updated: June 18, 2026
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beautiful mountain bike playground
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The menhir is located in the marsh of Aubigny-au-Bac, on a footpath leading to Brunémont. It is a block of Landenian sandstone 2.90 m high (including 1.48 m above ground) by 2.15 m wide and 0.70 m thick. It is said to have been sunk to about 2.40 m. Shaped like a horse's head, it is associated with a prehistoric megalith despite the absence of evidence.
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Mandatory and iconic stopover in the region
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Menhir part of the local history to discover. Be careful, the place is very swampy and it is more easily accessible in dry weather 😉.
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Very beautiful monument of local history to discover during a walk in nature.
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It is a magical place, sheltered in a small clearing, which is accessed by a footbridge. Don't make (too much) noise ...
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Accessible by gravel if you follow the trail. Please note that the entrance on the Bruille lez Marchiennes side has been blocked off to prevent the passage of cars. it will be necessary to climb some rocks to pass.
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The natural monuments around Lewarde are largely shaped by the region's industrial past, particularly coal mining. You'll find unique landscapes such as re-naturalized slag heaps and subsidence lakes that have transformed into vibrant ecosystems, including bird sanctuaries. The area also features ancient megalithic stones, offering a blend of historical interest and natural reclamation.
Yes, the Terril des Argales is an excellent spot for birdwatching. This natural monument features a slag heap overlooking an ornithological reserve, which is a large lake formed from a former mining site. The area offers numerous kiosks for observing diverse birdlife.
Lewarde is home to several fascinating historical natural monuments. You can visit the stone that grows, a large sandstone block listed as a historical monument, sheltered in a small clearing. Another significant site is The Big Rock, a Neolithic menhir with local legends, located in a marshy area. Additionally, the Hamel Dolmen or the Sorcerers' Kitchen (Pierre Chavatte) is a rare covered alley dating back to the late Neolithic period.
Yes, the stone that grows is considered a family-friendly natural monument. It's a magical place, accessible via a footbridge, offering a unique piece of local history to discover during a walk in nature.
The region around Lewarde offers a variety of outdoor activities. You can explore numerous trails for running, mountain biking, and road cycling. For instance, there are several running routes like the 'Bois de Lewarde loop' and 'The Erchin Cave loop'. Mountain bikers can enjoy trails such as the 'Argales Pond – Small, bumpy single loop'. For more details on routes, you can check the Running Trails around Lewarde, MTB Trails around Lewarde, and Road Cycling Routes around Lewarde guides.
Absolutely! The Roost-Warendin Slag Heap 138 is known for its excellent mountain bike playground. It features labyrinthine trails among birch trees and offers unique passages, including a very steep climb for the more athletic. It's considered a mandatory and iconic stopover in the region for mountain biking enthusiasts.
While specific seasonal recommendations aren't provided for all sites, visiting during dry weather is advisable for some locations. For instance, The Big Rock can be very swampy, making it more easily accessible when conditions are dry. Generally, spring and autumn offer pleasant temperatures for exploring the outdoor sites.
Yes, both the Terril des Argales and Roost-Warendin Slag Heap 138 offer excellent viewpoints. The Terril des Argales provides an unobstructed view of the region from different promontories around the pond, while the Roost-Warendin Slag Heap also serves as a great spot to take in the surroundings.
The natural landscape around Lewarde is unique because it's a testament to nature's reclamation of an industrial past. The entire Nord-Pas-de-Calais mining basin, where Lewarde is located, is a UNESCO World Heritage site. This means that former mining areas, including slag heaps and subsidence lakes, have transformed into diverse natural environments, offering a distinct blend of historical heritage and ecological renewal.
When visiting the Terril des Argales, you'll find a very nice layout around the pond, which is an ornithological reserve. The slag heap is on the other side, offering different promontories for unobstructed views. Be aware that due to internal combustion, gases and smoke can occasionally escape from the slag heap.
The 'stone that grows' is a significant local monument. It is a large sandstone block, 2.90 meters high, listed as a historical monument since 1979. Local tradition holds that the stone continues to grow, adding to its mystical appeal. It's considered a magical place, nestled in a small clearing, and is a cherished part of local history.
Yes, the Lewarde Historical Mining Centre is the largest mining museum in France and is located on the former Delloye pit. While a historical monument itself, its 8-hectare site contributes to the broader landscape of industrial heritage that has integrated with natural elements, showcasing how the region's intense industrial activity has given way to unique natural environments.


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