4.2
(229)
1,249
hikers
108
hikes
Hiking around Renac offers access to charming countryside and diverse natural areas in Brittany, France. The region is characterized by sensitive natural areas, including marshes, the Vilaine River, and ancient megaliths. Hikers can explore varied landscapes, such as inland routes, woods, and open fields, often featuring distinctive schist architecture. The terrain generally presents gentle elevation changes, making it accessible for various skill levels.
Last updated: August 15, 2026
4.4
(21)
67
hikers
13.2km
03:31
140m
140m
Hike the moderate 8.2-mile (13.2 km) Fairy Cave of Tréal loop in Saint-Just, France, exploring historical sites and lakeside views.
4.5
(11)
39
hikers
14.1km
03:46
160m
160m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.5
(2)
27
hikers
6.74km
01:44
30m
30m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
3.5
(2)
20
hikers
13.1km
03:29
130m
130m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
13
hikers
3.46km
00:54
30m
30m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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The cairn known as "ChâteauBû" in Saint-Just is an ancient megalithic site comprising a passage grave and a 46-meter-long stone tumulus. Excavations have revealed Bronze Age burials, and four quartz menhirs stand atop the tumulus.
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Very nice hike. Please note, the indicated parking lot no longer exists, you must park near the football stadium
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The Gannedel marsh was formed where the Canut joins the Vilaine, and is today classified as a natural zone of ecological fauna and flora interest (ZNIEFF), welcoming more than a hundred species of birds throughout the year.
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The covered alley of Tréal or also called Grotte aux fées according to a legend is an isolated burial site, located at the top of a hill called "La butte de Tréal" or "the rock of Tréal".
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About 5000 years old row of stones with good explanation.
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Very beautiful megalithic site of St Just. The site has many places all more or less different very interesting by its variety.
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Renac offers nearly 100 hiking routes. You'll find a good mix of options, with about 39 easy trails, 54 moderate trails, and a few more challenging routes for experienced hikers.
Yes, Renac is well-suited for families. With 39 easy trails and generally gentle elevation changes, there are plenty of accessible routes perfect for walks with children. Many paths wind through charming countryside and along riverbanks, offering pleasant scenery for all ages.
Generally, dogs are welcome on the hiking trails in Renac's natural areas, allowing you to explore the charming countryside and riverside paths with your canine companion. However, it's always a good idea to keep them on a leash and check for any specific local signage or regulations, especially in sensitive natural areas like the Gannedel marsh.
Yes, many of the hiking routes in Renac are designed as circular walks, allowing you to start and end at the same point. For example, the Marais de Gannedel loop from La Chapelle-de-Brain offers a moderate 8.1-mile (13.1 km) experience through marshlands and riverside scenery.
Hiking in Renac allows you to experience diverse natural features, including the banks of the Vilaine River, the sensitive natural area of the Gannedel marsh, and charming countryside with woods and open fields. The broader Brittany region is also known for its varied landscapes, from inland routes to moors and lakes.
While hiking, you can explore several interesting points. The area around Renac features the St. Fiacre and St. Jean d'Epileur chapels, and the nautical stop at Pont du Grand Pas. You can also visit the nearby town of Redon, or explore the Towpath along the Vilaine and the Towpath on the Nantes-Brest canal. For a cultural highlight, consider the Yves Rocher House in La Gacilly.
The hiking trails in Renac are highly rated by the komoot community, with an average score of 4.3 stars from over 200 reviews. Hikers often praise the charming countryside, the peaceful riverside and marshland scenery, and the well-maintained paths that offer a pleasant experience for various skill levels.
Yes, for those interested in ancient history, the Alignments du Moulin – Cairn this Château Bû loop from Saint-Just is a moderate 8.8-mile (14.1 km) path that offers views of ancient megaliths and rural landscapes. Another option is the Alignments du Moulin – Cairn this Château Bû loop from Trohinat.
The charming countryside and natural areas of Renac are enjoyable throughout much of the year. Spring and autumn offer pleasant temperatures and beautiful scenery, with blooming flora or vibrant fall colors. Summer is also popular, especially along the riverbanks, though it can be warmer. Winter walks are possible, but some paths might be muddy.
Absolutely. Renac has 39 easy trails, many of which are shorter in distance. For example, the Hiking loop from La Chapelle-de-Brain is an easy 4.7-mile (7.6 km) route, perfect for beginners or a quick, refreshing walk.
While Renac is primarily accessed by car, some regional bus services might connect to nearby towns. For specific trailheads, public transport options can be limited. It's advisable to check local transport schedules or consider driving to access the starting points of the various hiking routes.
Parking is generally available near the starting points of many trails, particularly in and around the villages or designated recreational areas. Specific parking information can often be found on individual route descriptions or local signage at popular trailheads.


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