Natural monuments around Santeny offer diverse natural features within the Val-de-Marne department. The landscape provides opportunities to explore various natural sites, including ancient trees and tranquil ponds. This region features 6 natural monuments, showcasing the area's biodiversity and historical elements. Visitors can discover unique natural landmarks and enjoy outdoor exploration.
Last updated: June 26, 2026
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An old legend has it that this megalith (pierre-fitte: fixed or erected stone) has the power to emit sounds at certain times of the year. This menhir is mentioned in ancient archival documents from 1621. (source https://www.ville-boussy.fr/la-ville/son-patrimoine.html)
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The tree is unfortunately no more… 😕
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Unfortunately he fell. He had had his day!
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In the Grosbois regional forest, a majestic oak tree stands proudly among the heather, well marked by an explanatory sign. This century-old oak tree, nestled in the heart of the forest, is a true natural monument and shows the richness and biodiversity of this wooded area. This site is accessible via a hiking trail.
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Its originality and beauty!
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With a diameter of 1.70 m, this oak is 500 years old.
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A big and beautiful majestic tree!
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Around Santeny, you can discover a variety of natural monuments, including ancient and majestic oak trees like the Chêne des Bruyères and The Oak of the Eight Roads. The area also features tranquil ponds such as Rut Pond, which is home to rich biodiversity, and even historical megaliths like the Menhir of Boussy-Saint-Antoine.
Yes, Santeny is known for its ancient trees. You can visit the majestic, century-old Chêne des Bruyères, which is well-marked and accessible via a hiking trail. Another notable tree is The Oak of the Eight Roads, a 250-year-old oak that stands as the dean of the forest. There was also The Great Tree of Sénart, a 500-year-old oak with a 1.70m diameter, though it has unfortunately fallen.
The natural monuments around Santeny offer glimpses into local wildlife, particularly at sites like Rut Pond. This pond is a habitat for a rich biodiversity, including various bird species and unique plant life. The ancient oak trees, such as the Chêne des Bruyères, also provide refuge for several species of animals within their trunks and branches.
Many natural monuments around Santeny are family-friendly. For instance, Rut Pond and The Oak of the Eight Roads are noted as suitable for families, offering accessible natural beauty and points of interest for all ages.
Absolutely! The natural monuments are often integrated into hiking trails. For example, the Chêne des Bruyères is accessible via a hiking trail. You can find various hiking routes in the area, such as the 'Carrefour des Huit Routes – Château des Marmousets loop from Lésigny' or 'La Prairie de Servon – Bucolic bridge loop from Servon'. For more options, explore the Hiking around Santeny guide.
Yes, the region around Santeny offers great opportunities for cycling, particularly gravel biking. You can find routes like the 'Château des Marmousets – Carrefour des Huit Routes loop from Marolles-en-Brie' or 'Along the Yerres – Banks of the Yerres River loop from Lésigny'. Discover more routes in the Gravel biking around Santeny guide.
Yes, the Menhir of Boussy-Saint-Antoine is a significant historical and natural monument. This megalith, also known as a 'pierre-fitte,' is mentioned in ancient archival documents from 1621 and is part of local legends, with some believing it emits sounds at certain times of the year.
Rut Pond is a natural monument known for its rich biodiversity, hosting various bird species and unique plant life. It's a remarkable element of the Île-de-France landscape, though efforts are ongoing to preserve these fragile wetlands and their ecosystems.
The Chêne des Bruyères is a majestic, century-old oak tree located in the Grosbois regional forest. It's a true natural monument, well-marked by an explanatory sign, and easily accessible via a hiking trail. Despite having died in 2003, its presence continues to contribute to the preservation of biodiversity.
Yes, you can find several running trails that pass by or are close to the natural monuments. Popular routes include the 'Mare Gémelle loop from Servon' and the 'Carrefour de l'étoile Dauphine loop from Marolles-en-Brie'. For a comprehensive list of options, check out the Running Trails around Santeny guide.
Visitors particularly appreciate the unique natural landmarks and the opportunities for outdoor exploration. The ancient trees are admired for their originality and beauty, while the ponds are valued for their rich biodiversity. The accessibility of many sites via hiking trails also makes them popular for those looking to immerse themselves in nature.


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