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France
Hauts-De-France
Béthune

Sailly-Labourse

Top 5 Natural Monuments around Sailly-Labourse

Best natural monuments around Sailly-Labourse are characterized by a landscape shaped by its industrial past, featuring unique transformed natural spaces. The region is known for its "terrils," man-made hills formed from mining residue that have undergone significant ecological transformation. These sites offer a distinct topography and provide elevated viewpoints over the surrounding plains. Exploring these areas allows visitors to engage with both the industrial heritage and the ecological resilience of the landscape.

Best natural monuments around Sailly-Labourse

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Last updated: May 7, 2026

Loos-en-Gohelle slag heap

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Don't miss the Loos-en-Gohelle slag heap, an astonishing and unusual spectacle. There are five hills made of coal waste, and this one is the highest, reaching 146 meters, the highest …

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Spoil heaps 74 and 74a

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Great place, nice climb and a breathtaking view once at the top !!

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Terril 36 of Nœux-les-Mines

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Terril 36 de Noeux les mines with a beautiful view of the ski slope. The last part of the slag heap will be done on foot by the sliers

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Terril de Fouqureuil

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Also known as "terril de la cuisse maraine" (the slag heap of the thigh maraine), a slag heap where nature has reclaimed its rights, dotted with small paths.

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10min portage to climb to the top, short but nice descent. Good grip

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Popular around Sailly-Labourse

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Tips from the Community

rustang75
October 19, 2025, Terril de Loos-en-Gohelle

Beautiful panoramic view of Lens and the surrounding area. Be careful when you climb onto the spoil heap during a storm, it's a real hair-raiser!

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ARNO 62
September 22, 2025, Terril de Fouqureuil

Also known as "terril de la cuisse maraine" (the slag heap of the thigh maraine), a slag heap where nature has reclaimed its rights, dotted with small paths.

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when the weather is nice

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it's definitely worth the climb up

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Don't miss the Loos-en-Gohelle slag heap, an astonishing and unusual spectacle. There are five hills made of coal waste, and this one is the highest, reaching 146 meters, the highest in Europe! Hike to the top and admire the views. You can see how nature has transformed the hills with plants, animals and even grapes. Take the opportunity to learn about this UNESCO World Heritage site and discover its rich history and culture at Base 11/19.

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super panorama

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10min portage to climb to the top, short but nice descent. Good grip

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Nice view on the heights of Noeux and in particular on the ski slope

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Frequently Asked Questions

What unique natural features can I expect to see around Sailly-Labourse?

The region around Sailly-Labourse is characterized by its unique transformed natural landscapes, primarily the “terrils” or slag heaps. These are man-made hills formed from mining residue that have undergone significant ecological rehabilitation, now supporting diverse flora and fauna. You can also explore the expansive Parc d'Olhain, a 450-hectare forest offering a vital green space.

Are there any significant viewpoints among the natural monuments?

Yes, several natural monuments offer panoramic views. The Loos-en-Gohelle slag heap, the highest in Europe at 146 meters, provides extensive views of Lens and the surrounding area. The View of the Terrils du Pays à Part also offers a wide panorama after a climb. Additionally, the Belvedere in Parc d'Olhain, a 40-meter-high structure, provides breathtaking views of the Artois hills, the former mining basin, and distant Flanders mountains.

What kind of activities can I do at Parc d'Olhain?

Parc d'Olhain is a comprehensive destination for nature and leisure. Beyond hiking and exploring its extensive forest, you can enjoy mountain biking, orienteering, and Nordic walking. The park also features recreational facilities such as suspended nets in the trees, a four-season luge track, mini-golf, and an outdoor swimming pool, making it suitable for all ages.

Are the natural monuments around Sailly-Labourse suitable for hiking?

Yes, the terrils are excellent for hiking. Many have been reforested and feature small paths. For example, the Loos-en-Gohelle slag heap offers a hike to its summit, allowing you to observe how nature has transformed the hills. The Terril de Fouqureuil is also known for its small paths where nature has reclaimed its rights.

Which natural monuments offer challenging hikes?

For those seeking a challenge, the climb to the top of the Loos-en-Gohelle slag heap can be quite rewarding. Similarly, reaching the summit of the View of the Terrils du Pays à Part involves a climb to gain its expansive panorama. The Spoil heaps 74 and 74a also offer a nice climb with breathtaking views.

Are there family-friendly natural monuments or activities in the area?

Parc d'Olhain is highly recommended for families, offering a wide array of activities like suspended nets in trees, a four-season luge track, mini-golf, and an outdoor swimming pool, alongside its natural forest trails. While the terrils involve hiking, many are accessible for families looking for a unique outdoor experience, such as exploring the reforested Terril de Fouqureuil.

Can I go mountain biking on the terrils?

Yes, some terrils are known for mountain biking. The Spoil heaps 74 and 74a are particularly noted as a great playground for mountain bikers, offering beautiful climbs and single tracks around the slag heaps.

What is the best time of year to visit the natural monuments?

The natural monuments, particularly the terrils and Parc d'Olhain, can be enjoyed throughout the year. Spring and autumn offer pleasant temperatures for hiking and vibrant natural colors. Summer is ideal for utilizing the recreational facilities at Parc d'Olhain, including the outdoor swimming pool. Even in winter, the unique topography of the terrils can offer a distinct, stark beauty.

How can I learn more about the industrial history of the terrils?

The terrils are part of the Nord-Pas-de-Calais mining basin, a UNESCO World Heritage site. Visiting sites like the Loos-en-Gohelle slag heap provides an opportunity to learn about this rich history and culture, especially at Base 11/19 nearby. The terrils themselves are a testament to the region's profound industrial past and its remarkable ecological resilience. You can find more information about the mining landscapes at tourismevalenciennes.fr.

What other outdoor activities are available near the natural monuments?

Beyond hiking and mountain biking on the terrils, the area around Sailly-Labourse offers various outdoor activities. You can find numerous routes for cycling, running, and road cycling. For cycling, explore routes like the 'Moulin Buret and Commonwealth Cemetery — loop from Labourse'. Running enthusiasts can try the 'Beuvry Water Sports Center – Canal de Beuvry-Préolan loop'. For more options, check out the guides for Cycling around Sailly-Labourse, Running Trails around Sailly-Labourse, and Road Cycling Routes around Sailly-Labourse.

Are there opportunities for wildlife spotting at these sites?

Yes, the ecological transformation of the terrils has led to them being recolonized by diverse flora and fauna. As nature has reclaimed these sites, they have become habitats for various species. Exploring the reforested terrils, such as the Loos-en-Gohelle slag heap, provides opportunities to observe local wildlife in a unique setting.

What do visitors enjoy most about the natural monuments around Sailly-Labourse?

Visitors frequently highlight the unique blend of industrial heritage and natural beauty. They appreciate the panoramic views from the summits of the terrils, such as the Loos-en-Gohelle slag heap and Spoil heaps 74 and 74a. The transformation of these man-made hills into thriving natural spaces, offering opportunities for hiking and mountain biking, is a key draw. The diverse activities and peaceful escape offered by Parc d'Olhain are also highly valued.

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