Best natural monuments around Soignies offer diverse natural and historical features within the Belgian province of Hainaut. The region is characterized by its green countryside, traversed by the Senne River, and its significant geological heritage, including the famous Blue Stone quarries. Soignies provides opportunities for exploring ancient forests, tranquil ponds, and unique man-made natural areas. These sites combine natural beauty with historical context, making them notable destinations for outdoor exploration.
Last updated: June 1, 2026
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The Enghien park (or the Arenberg Estate) is a 182-hectare estate located in the Belgian municipalities of Enghien and Silly[1], created between 1630 and 1665 by the Arenberg family. Acquired by the municipality in 1986, it is now accessible to the public. An exceptional green space, it is dotted with bodies of water, gardens, and buildings covering nearly 400 years of history.
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Beautiful little castle and beautiful large park.
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Beautiful little lake, the path leading to it is full of nettles, long trousers are useful
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Hello to all Komoot users, Le Grand Bois Commun (SC) is a cooperative in Braine-le-Comte. www.legrandboiscommun.be In 2019, just under 2,000 citizens purchased this 80 hectares of forest for protection. Recently, approximately 75% of its surface area was declared a Nature Reserve. Please be sure to stay on the paths and keep dogs on leashes. The cooperative remains open to new members. info@legrandboiscommun.be 🌳🌳Welcome🌳🌳
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The Rietbeemd (French: Les Prés Rosières) is a cross-language recognised nature reserve in the valley of the Mark (tributary of the Dender) on the edge of the Flemish Ardennes in South-East Flanders and the north of Hainaut. The nature reserve is partly located on the territory of the city of Geraardsbergen (sub-municipalities of Overboelare and Moerbeke) and extends across the language border into Wallonia as the nature reserve "Les Prés Rosières" in Lessen in Hainaut (sub-municipality of Twee-Akren). The 80 ha reserve was founded in 1987 and covers the building-free part of the Marke. The reserve is part of the Flemish Ecological Network. It is recognised as European Natura 2000 area BE2300005 (Forests of the Flemish Ardennes and other South Flemish forests) on the Flemish side and as Natura 2000 area BE3200005 ('Vallées de la Dendre et de la Marcq') on the Walloon side. It is managed on the Flemish side by Natuurpunt and on the Walloon side by the "Ligue Royale Belge pour la Protection des Oiseaux" (LRBPO-Belgian League for the Protection of Birds).
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This site consists of excavation lands to access the nearby bluestone deposit. It covers one and a half hectares and has existed for over 150 years. It has gradually been covered with trees and plants, the variety of which astonishes us. Several paths allow the visit and the view of distant spaces. Here you will discover the orchard, the solar gate and an animal area. Reconstructed dolmens and menhirs also punctuate the visit, as well as a gigantic steel dinosaur skeleton and a reconstructed stonemason's workshop.
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The Bois de Silly is a forest massif of 530 hectares composed mainly of beech and oak trees. Renowned for its rich biodiversity, it is particularly popular with ornithologists for the observation of five species of woodpeckers. The wood offers hiking trails accessible to all, especially to admire the carpets of wild hyacinths in spring. It is also a Natura 2000 site, protecting several habitats and species.
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Rietbeemd is the name of a nature reserve on both sides of the inner-Belgian language border. It is located in the valley of the Mark, which flows here onto the Demer. In addition to the eponymous reeds, you will find some pollard willows and many rare bird species in this swampy area. The meadows are kept in good condition by Galloway cattle who have been specially settled here.
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Beyond the well-known spots, you can discover unique sites like the Porphyry Quarries of Lessines, which showcase a significant geological heritage and industrial prowess. Another distinctive area is The Megalith Cluster, a unique site formed from quarry material, featuring reconstructed dolmens, menhirs, and a giant steel dinosaur skeleton, offering an educational experience.
Yes, several natural monuments are great for families. Enghien Park, with its 182 hectares, offers plenty of space for exploration and features monumental trees. Silly Wood is also family-friendly, offering accessible hiking trails and rich biodiversity. Additionally, Pater Park in Soignies provides walking paths, a playground, and a skate park, making it ideal for all ages.
Spring is particularly enchanting, especially for forests like the Bois de la Houssière and Silly Wood, when wild hyacinths bloom, creating magnificent carpets of blue and violet flowers. This spectacle typically occurs from late March through April. However, the region's natural monuments offer beauty and recreational opportunities year-round.
The region is rich in geological heritage. The Porphyry Quarries of Lessines highlight the extraction of porphyry, a durable igneous rock. The Carrières du Hainaut (Hainaut Blue Stone Quarries) are also significant, showcasing the unique 'Blue Stone of Hainaut,' a compact natural limestone formed 345 million years ago from fossilized marine residues. These sites offer a glimpse into the area's deep geological history.
Absolutely. The Bois de la Houssière offers three looped walking trails and a health course. Silly Wood has hiking trails accessible to all. For more extensive options, you can find numerous running trails around Soignies, including routes in the Bois de la Houssière. Explore more options on the Running Trails around Soignies guide.
Many natural areas are dog-friendly, but it's always best to keep dogs on a leash, especially in nature reserves or areas with sensitive wildlife. For instance, at the Pond of Le Grand Bois Commun, visitors are asked to stay on paths and keep dogs leashed to protect the recently declared Nature Reserve.
Several sites blend natural beauty with history. Enghien Park originated in the 15th century and features the Chapel Tower, a remnant of a medieval castle. The Megalith Cluster site includes reconstructed dolmens and menhirs, offering a prehistoric perspective. Even the Senne River, flowing through Soignies, has a historical significance, having played a crucial role in the town's development.
Yes, the Bois de la Houssière is a Natura 2000 classified site, recognized for its exceptional flora and fauna. The Pond of Le Grand Bois Commun is part of an 80-hectare forest, with approximately 75% of its surface area declared a Nature Reserve. You can also visit the Prés Rosières Nature Reserve, which offers viewpoints and river access.
Besides hiking, the region offers opportunities for cycling and gravel biking. Pater Park in Soignies includes a Vita course, an Agora field, and a skate park. For more structured routes, you can explore the Gravel biking around Soignies guide or the Cycling around Soignies guide for various routes.
Visitors appreciate the diverse natural beauty, from the tranquil setting of the Pond of Cafenière to the vibrant bluebell displays in forests like Bluebells in Hallerbos. The blend of natural landscapes with historical and geological significance, such as the Terril du Quesnoy or the Albert I spoil tip, also makes for engaging exploration. The accessibility of trails and family-friendly amenities are frequently highlighted.
Yes, several natural monuments provide excellent viewpoints. The Prés Rosières Nature Reserve offers scenic views, and both the Terril du Quesnoy and the Albert I spoil tip are known for their panoramic vistas. These elevated spots allow visitors to appreciate the surrounding landscape of the Soignies region.


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