Best lakes around Rieulay include the notable Étang des Argales, a unique aquatic destination resulting from the region's mining history. This area, once a large spoil tip, has been transformed into a natural and recreational space. Rieulay offers a blend of leisure activities and natural preservation, making it a destination for outdoor enthusiasts. The landscape features reclaimed industrial sites now hosting diverse ecosystems and recreational opportunities.
Last updated: June 22, 2026
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Beautiful walk on a magnificent site
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Hello, is it exclusively mountain biking or accessible by gravel please? It makes me want to do it anyway ☺️
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The Argales de Rieulay slag heap, the largest in the region (140 ha), has long since closed its mining page. A new story has been unfolding for several years now. That of a successful reconversion.
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Artificial beach on the body of water
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Passage over a bridge then at water level. Cool to do.
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The Jacques Vernier Park in Douai is a green space located in the heart of the city. It offers visitors an oasis of tranquility with its manicured gardens, winding paths and peaceful pond. This park is a place of relaxation appreciated by locals and tourists, offering activities such as walking, picnicking and nature contemplation.
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Today, walk to Jacques Vernier Douai Park. The park is huge, with more than 40 hectares of greenery. There are trees, flowers, lawns, ponds... It's an ideal place to recharge your batteries and relax.
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Strong exposure to the wind, beautiful view of the lake and the sunset
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The lakes around Rieulay, particularly the Étang des Argales, are unique because they were formed on reclaimed mining sites. This transformation from industrial wasteland into vibrant natural and recreational spaces, like the largest flat spoil tip in the Nord-Pas-de-Calais mining basin, highlights a successful ecological reconversion.
The lakes offer a variety of activities. At Étang des Argales, you can enjoy canoeing, paddleboarding, and sailing at the nautical base. There are also opportunities for swimming at the artificial Terril des Argales Beach, picnicking, and pétanque. Hiking, mountain biking, and gravel cycling trails are available around the lake and its surrounding terril.
Yes, there are several hiking opportunities. You can explore the slopes of the terril around Étang des Argales, offering panoramic views. Parc Jacques Vernier also provides winding paths for leisurely walks. For more structured routes, you can find various running trails, including loops around the Étang des Argales, on the Running Trails around Rieulay guide.
Absolutely. The area around Étang des Argales is popular for mountain bikers and gravel cyclists, with specific trails around the lake. You can find detailed cycling routes, including those around the Étang des Argales, in the Cycling around Rieulay guide and the Road Cycling Routes around Rieulay guide.
Yes, the area is very family-friendly. The Parc des Argales features an artificial beach (Terril des Argales Beach) perfect for swimming and picnicking. Parc Jacques Vernier also offers a peaceful setting with lawns and ponds, ideal for relaxation and gentle walks with children.
The lakes, especially Étang des Argales and Germignies Marsh and Spoil Heap, are recognized for their rich biodiversity. You can spot around a hundred different bird species, including coots along the banks. Lizards are also common on the schist, and the Germignies Marsh is frequented by the European nightjar during nesting season.
Yes, fishing is permitted in a designated section of the Étang des Argales. Annual regulations are in place, so it's advisable to check local guidelines before planning your fishing trip.
The lakes are enjoyable throughout the year, but the warmer months are ideal for water activities like swimming, canoeing, and paddleboarding. Spring and autumn offer pleasant temperatures for hiking and cycling, with beautiful natural scenery. The area's biodiversity, especially birdwatching, can be rewarding across different seasons.
Yes, a unique experience offered is the 'Rando-Biquettes,' a guided walk with goats on the terril des Argales. This highlights the area's organic and free-range farming initiatives and provides a different way to explore the landscape.
The Étang des Argales and its surrounding terril have a rich mining history, having been formed on what was once the largest flat spoil tip in the region. You can learn more about its transformation from an industrial site to a natural and recreational hub by visiting the local tourism website: coeur-ostrevent-tourisme.fr.
Yes, Parc Jacques Vernier is a forest with over 40 hectares of greenery, including trees, flowers, lawns, and ponds. It offers an oasis of tranquility with manicured gardens and winding paths, perfect for recharging and relaxing away from more active areas.
Visitors frequently praise the successful reconversion of the mining landscape into a beautiful natural site. They appreciate the diverse activities available, from mountain biking on the terril to peaceful walks around the lakes, and the opportunity to enjoy magnificent views and the rich biodiversity, especially around the Étang des Argales.


Still not found your perfect lake around Rieulay? Check out the guides of these regions to see even more beautiful places.