Natural monuments around Tortequesne feature a landscape shaped by extensive water networks and wetlands, offering a blend of natural beauty and historical significance. The area is known for its ancient megalithic sites, which are considered notable natural features. These sites provide opportunities for exploring local history and observing unique geological formations. The region's diverse terrain includes paths alongside canals, open fields, and marshlands.
Last updated: May 7, 2026
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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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Mythical place to see!
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They are part of the unknown treasures of Arras and the Pays d'Artois. The various megalithic sites are good for a beautiful walk, among mysteries and legends, history and extraordinary landscapes. Set sail for the Scarpe valley and the Sensée valley, in the wake of the megaliths of the Pays d'Artois.
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The story goes that once the people of the country showed the scratches produced, according to legend, by the claws of the demon when he seized the stone. Streaks do indeed appear on two sides of the menhir… But are they the same as before or do they come from the destruction of the stone in 1918
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The Cromlech of Les Bonnettes, also known as the Seven Bonnettes, is a group of seven standing stones located on a knoll in the middle of a field near Sailly-en-Ostrevent in the Pas-de-Calais region of France . The site was classified as a historical monument in 1889. It is thought to be a Tumulus, an ancient burial site dating back at least 2,000 years and dating to before 0 AD. The stones themselves are believed to be much less old. There are many stories and legends surrounding the Seven Bonnettes of Sailly-en-Ostrevent. The mound is oval, about 5 meters high. The base is about 38 meters long and 28 meters wide. The upper part is just over 10 meters by 9 meters. The top is occupied by 5 stones that are still standing.
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Menhir to discover. A descriptive panel is present at the parking lot of the site. Access is by a grassy path, not dented, practicable.
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The site is well maintained, and the history around these megaliths is worthy of Celtic legends 😊... It's the kind of place you visit on vacation... So why not next to the house 😉
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Beyond the ancient megaliths, the Tortequesne area is rich in natural beauty, primarily defined by its extensive water networks and wetlands. You can explore the picturesque paths along the Canal du Nord and the Canal de la Sensée, or immerse yourself in the diverse ecosystems of the Marais de la Sensée and the Étangs communaux d'Arleux. The Bois Duquesnoy also offers forest environments for hiking and wildlife observation.
The region's marshes and ponds are excellent for birdwatching and observing local fauna. The Marais de la Sensée and the Étangs communaux d'Arleux / Étangs d'Arleux-Palluel are ancient peat bogs renowned for their abundant and diverse flora and fauna, serving as crucial havens for various bird species.
The natural monuments around Tortequesne are primarily ancient megalithic sites, including menhirs and dolmens, dating back to the Neolithic period (between 5000 and 2500 BC). Sites like The Menhir of Lécluse or the Devil's Stone and Hamel Dolmen or the Sorcerers' Kitchen are classified as historical monuments and are steeped in local legends and ancient origins.
Yes, many of the megalithic sites are rich in folklore. For instance, The Menhir of Lécluse or the Devil's Stone is said to bear scratches from the devil's claws, linked to a legend of a farmer's pact. Similarly, the stone that grows is believed by local tradition to still be increasing in size. The Big Rock also has a legend involving the devil and a convent.
Yes, several natural monuments are considered family-friendly. The Menhir of Lécluse or the Devil's Stone and the stone that grows are both categorized as family-friendly. The paths along the canals and around the Étangs communaux d'Arleux also offer easy, pleasant walks suitable for families.
The area around Tortequesne is ideal for various outdoor activities. You can enjoy cycling on routes like the 'Passage between two ponds – Etangs communaux d'Arleux loop' or gravel biking on trails such as the 'Towpath of the Scarpe'. For mountain biking, consider routes like 'Oisy-le-Verger Marshes – Single Canal Arleux loop'. You can find more details on these activities in the Cycling around Tortequesne, Gravel biking around Tortequesne, and MTB Trails around Tortequesne guides.
Yes, the diverse terrain around Tortequesne offers numerous hiking opportunities. You can find trails ranging from flat paths alongside canals and open fields to winding routes through marshes and woodlands. A recommended moderate 13.7 km loop, 'Écluse de Paluel – Étangs d'Arleux-Palluel,' starts from Gouy-sous-Bellonne and allows you to explore the natural treasures of the ponds and marshlands.
The best time to visit the natural monuments and wetlands around Tortequesne is generally during the drier seasons to ensure easier access, especially to sites like The Big Rock which is located in a marshy area. Spring and early autumn offer pleasant temperatures for outdoor activities and good opportunities for birdwatching as migratory species pass through.
The network of canals, particularly around the Écluse de Palluel (Palluel Lock) along the Canal du Nord, offers picturesque views and tranquil settings. The Étangs d'Arleux-Palluel also provide a peaceful green oasis with rich biodiversity, making them scenic spots for nature lovers.
Visitors particularly enjoy the blend of history and nature offered by the megalithic sites. The sense of mystery and the legends surrounding monuments like The Menhir of Lécluse or the Devil's Stone and Cromlech of Les Sept Bonnettes are often highlighted. The peaceful walks through extraordinary landscapes, especially in the Scarpe and Sensée valleys, are also highly appreciated.
Yes, in addition to menhirs, the region is also home to dolmens and cromlechs. A notable example is the Hamel Dolmen or the Sorcerers' Kitchen (Pierre Chavatte), which is one of the rare covered alleys still visible in the Nord region. The Cromlech of Les Sept Bonnettes, a group of seven standing stones, is also a significant ancient burial site.
The hiking terrain in and around Tortequesne is quite diverse. You can expect flat paths alongside the canals and across open fields, as well as winding trails through marshes and woodlands. Surfaces can vary, including compact earth, gravel paths, and potentially softer ground in marshy areas, especially when visiting sites like The Big Rock.


Extend your search for the best caves by checking out these guides of the top ones around Tortequesne: