Best lakes around Planfoy are found within the Pilat Regional Natural Park in the Loire department of France. This region is characterized by its natural landscapes, including several notable dams that create serene bodies of water. These areas offer a mix of historical interest, scenic beauty, and opportunities for outdoor activities. The bodies of water, often referred to as lakes, are valued for their natural features, historic dams, and panoramic viewpoints.
Last updated: May 8, 2026
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magnificent with a small, rather steep passage (good shoes recommended)
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The Sapt dam is an impressive 18-metre-high structure. Also called the Plats dam, it is located on the course of the Semène.
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This path borders the Gier water reservoir. Some technical parts require the use of a handrail. The setting is very bucolic.
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The Rive dam discharges its waters into the Gier reservoir which itself relies on the Soulages dam further south. The view from the dam allows you to see the downstream dam and the Gier water reservoir.
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The Soulages dam is unlike other dams in the region with its impressive arched construction.
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Nice example of a dam where you can walk under the structure that overlooks you. Impressive.
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Nice view of the lakes.
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access by the southwest path is steep with some stones. Access by the northwest path under the road is pleasant and not too steep with views over the Cotatay valley.
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Visitors particularly enjoy the Rive dam spillway for its views of the Gier reservoir, and the impressive Sapt Dam. The Cotatay Dam is also a favorite, offering a unique experience of walking under the structure.
The area offers a variety of hiking trails, from easy to difficult. You can explore routes like the 'Pilat N°23: Dams Circuit Trail' or the 'Gouffre d'Enfer Dam – Pas du Riot Dam loop'. For more options, check out the Hiking around Planfoy guide.
Yes, there are several cycling routes available. You can find road cycling options, such as the 'Croix de Chaubouret Loop', or explore gravel biking trails like 'The pit of hell – Chaubouret Cross loop'. For detailed routes, refer to the Road Cycling Routes around Planfoy and Gravel biking around Planfoy guides.
The dams around Planfoy, such as the Gouffre d'Enfer Dam (completed in 1866), are significant engineering marvels. They were primarily built to supply water to Saint-Étienne and represent early examples of masonry arch weight dams in Europe, blending historical importance with natural beauty.
For stunning panoramic views, the Rive dam spillway offers excellent vistas of the downstream dam and the Gier water reservoir. The northwest path leading to the Cotatay Dam also provides pleasant views over the Cotatay valley.
The area is particularly striking during autumn when the foliage changes color, enhancing the natural beauty of the dams and surrounding forests. However, the dams and trails offer pleasant experiences in any season.
Many areas around the dams offer pleasant walks suitable for families. For example, the 'Bridge and waterfall – Pas du Riot Dam loop' is an easy hiking option. The Gouffre d'Enfer area also features a Via Ferrata with routes for both adults and children, and a zipline.
The region is known for its picturesque natural landscapes, including serene bodies of water created by dams. These are nestled within beautiful forests, offering diverse hiking trails, panoramic viewpoints, and the impressive structures of the dams themselves, such as the Gier Reservoir.
Yes, the Cotatay Dam is a notable example where you can walk directly under the structure, offering an impressive and unique perspective.
The Gier Reservoir features a very bucolic path bordering its waters. While some parts can be technical and may require a handrail, the overall setting is highly scenic and offers a tranquil experience.
Access paths vary in difficulty. For instance, the southwest path to the Cotatay Dam is steep and stony, while the northwest path is more pleasant and less steep. The path bordering the Gier Reservoir can have technical sections requiring a handrail, so good shoes are recommended for some areas.


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