Marais du Fresnier trail
Walker 
8.72 km
+45 m
-45 m
2h 35
Easy
Departure from Savenay (Loire-Atlantique)
After the lake of Vallée Mabile, the path leads the hiker below the Sillon de Bretagne to the marsh and its moat lined with trees and reeds, populated by grey herons feeding among the cows. You may also come across the corncrake, the bird with the most distinctive song.
Sillon de Bretagne from Cordemais
Walker 
10.12 km
+93 m
-93 m
3h 10
Moderate
Departure from Cordemais (Loire-Atlantique)
Circular walk following the Sillon de Bretagne path. Dog friendly.
From the Petit Maroc to Monsieur Hulot beach
Walker 20.41 km
+210 m
-209 m
6h 25
Difficult
Departure from Saint-Nazaire (Loire-Atlantique) (Loire-Atlantique)
A route to walk alongside the Loire River as it flows into the Atlantic Ocean. In Saint-Nazaire-Plage, the seaside promenade is very popular with Nazairians. It is open to the Loire estuary and its maritime traffic. Further on, on the beautiful coastal path, open to the south, and shaded by pine trees, you sometimes have the feeling of being on the edge of the Mediterranean.
⚠️ Hiking poles prohibited on the Nazairian coastal path
Cens, Erdre and Gesvres, three streams of Nantes
Walker 6.46 km
+19 m
-19 m
1h 55
Easy
Departure from Nantes (Loire-Atlantique)
An easy hike along three streams: le Cens, l'Erdre, and le Gesvres. Nature within the town of Nantes.
La Roche-Bernard bridge loop
Walker 4.94 km
+158 m
-152 m
1h 50
Moderate
Departure from La Roche-Bernard (Morbihan)
An hour-and-a-half circuit with a few tricky sections. This pleasant walk alternates seamlessly between passages at water's edge and ridge-climbing, and also spans two bridges some 50 m above the Vilaine. The bridge circuit allows you to discover a small section of the river as it crosses the Sillon de Bretagne. Get your calves ready!
Préfailles - Circuit around Pointe Saint-Gildas
Walker 7.30 km
+21 m
-17 m
2h 10
Easy
Departure from Préfailles (Loire-Atlantique)
An easy hike in the commune of Préfailles, to Pointe St-Gildas, which juts out in the waves.
The Circuit des Arcades of the Rigole de Vioreau canal
Walker 7.72 km
+52 m
-52 m
2h 20
Moderate
Departure from Nort-sur-Erdre (Loire-Atlantique)
Discover an unusual trail, following the banks of "La Rigole Alimentaire”, a small canal feeding into Vioreau Pond. The canal crosses the valley of the Erdre thanks to four aqueducts with eight to ten arches and travels underground over 600 m. It is, moreover, spanned by many picturesque stone bridges... During your walk you can admire the Castle of La Lucinière and the wooded area on the other side of the Valley of Erdre.