Refine your search for walks in Lassy (Ille-et-Vilaine)
Canut Valley discovery route

Short family walk along the discovery trail in the protected natural site of the Canut Valley.
The route is mostly shaded and features educational panels on the local flora and fauna.
On the trail, you will pass by the old Ritoir mill, which has been converted into the Maison des Énergies.
Boël Trail (Sentier du Boël)

A very pleasant hike. First section at the top of cliffs, with lovely views over the Vilaine river and the site "Moulin du Boël". Cross a shady woodland, then return along the towpath.
To avoid as much as possible passing along the military site's fence ("Le Celar"), this new description uses a slightly more technical part of the GR®.
In the Vilaine region between Laillé and Bourg-des-Comptes

This is a beautiful circular that partly follows theGR®39along charming paths. The return journey is along the towpath, going up the Vilaine.
This path takes you through beautiful landscapes, typical villages, charming residences and locks, and ends up running alongside this river, which is so poorly named.
Around Laillé

A beautiful walk through meadows and forest with numerous ponds along the way.
Along the Seiche

A short hike between ponds and following the Seiche river.
Chambre au Loup circuit

The first part of this hike takes you into deep woods. Then you will discover the archaeological site of the medieval castle of Boutavent. Continue this hike through open areas with beautiful panoramic views and steep ascents and descents to reach the Étang de la Chambre au Loup.The return journey takes you back up a steep, open and rocky climb with breathtaking views.
:!: 9.07.2025: The signposting has been changed from blue to yellow.
Brocéliande day 1/2

Departure from Paimpont to reach the famous Val Sans Retour.
Journey south to the land of legends.
Explore the undergrowth of Brocéliande.
Brocéliande circular 2 days

For a weekend of discovery, this route takes you from valleys to ridges through the Paimpont forest.The legendary BROCELIANDE!
Heathland, ponds and megaliths in Monteneuf

Come and discover a remarkable megalithic site in the Landes de Monteneuf: a collection of standing stones, covered walkways and isolated menhirs. Although less spectacular than Carnac, it is nonetheless very interesting due to the presence of a site currently undergoing renovation, where regional archaeologists have recreated both the dwellings of the period and the methods used to raise the stones.
Forêt de Rennes: Juteauderies circular

A short hike in the Rennes forest along shady forest lines and paths through the forest alongside the Caleuvre stream. This easy trail is particularly beautiful in early spring, when the beech trees have young, light-green leaves, or in autumn, when the leaves have turned yellow and red.
It takes you along the old water supply line that brought water from the Minette (a tributary of the Couesnon) to Rennes.
Brocéliande day 2/2

Departure from Tréhorenteuc towards Paimont (digiding don don).Return journey via the north.Pass by the wonders of the forest.
From La Gacilly to the Chapel of Saint-Jugon via the Black Forest

Starting from the marina, we begin by following the banks of the Aff, a charming little Breton river. Then, crossing the Forêt Neuve, we cross the Ruisseau des Brelles to enter the Forêt Noire. At the end of the path, we can stop for refreshments in the shade of the Chapelle Saint-Jugon.
The return journey is just as peaceful, taking the sunken lanes and ending up in the streets where the craftspeople's stalls are well worth stopping at.
Brocéliande: a legendary forest

For the potential believer, this is the forest where a magician (Merlin the Enchanter) and a fairy (Viviane the Fairy) met. For the same walker, it's also where Arthur's Knights met at the Round Table. Finally, will the walker see the fairies who took to the water? before meeting the fairy Morgane, who locks up all knights unfaithful to their oath of love in an impenetrable prison of air (the Val sans Retour). A vast program.
The Forest of Rennes in Saint-Sulpice-la-Forêt
A pleasant walk in the Forest of Rennes, passing through Saint-Sulpice-la-Forêt.
Servon-sur-Vilaine (castle, river and mill)

A pretty, easy, well-marked walk passing by a chapel, the Château du Gué, the Ancienne Fonderie de Servon-sur-Vilaine, the Oratoire Saint-Mathurin, the Vilaine, the old mill, the protected Pas Davy site, the greenhouses (mainly tomatoes) and the calvary. The return journey takes you along a leafy driveway through a housing estate.
The Néal Valley and the Lampouy alignments in Médréac

Médréac, a small village in Ille-et-Vilaine, on the border with Côtes d'Armor. The route is particularly attractive: the picturesque Néal valley with the cave of Gabillard, a local Chouan resistance fighter, the megalithic alignments of Lampouy, the railway station, its museum and its rail bike with two routes.
This hike follows theGR® 37 and part of thePR® "Circuit des mégalithes" (Megalith Circuit). The southern part of thisPR® has not been included as it is uninteresting and the paths are poorly maintained.
The 11 locks and 7 mills of Hédé

Circuit exploring the 11 locks of the Canal d’Ille-et-Rance.
Boucle de la chapelle Notre-Dame de Kernéant
Au départ d’une chapelle, partez pour une boucle en pleine nature. Forêt paisible, ruisseau chantant et campagne sereine vous accompagnent tout au long de cette balade accessible et ressourçante. Une vraie parenthèse bucolique à savourer.
Around Chevré lake

A short trail in Brittany’s countryside with a section along the Veuvre that winds before flowing into Chevré lake. Do not miss the small Roman bridge with its stone arches.
Rochefort-en-Terre and the slate quarries of Pluherlin

In the middle of moors and woods, Rochefort-en-Terre, perched on a rocky spur, is one of the most beautiful villages in France. With its cobbled streets and stylish signs, the town is like a little gem nestled in the heart of Morbihan. From the village, there is a beautiful walk along the ridges and former slate quarries of Pluherlin.
The route is very varied, passing through moors, undergrowth and ridges.
It passes through the villages of Rochefort-en-Terre and Pluherlin.
Couesnon Valley

The Couesnon river meanders through a deep valley, home to ancient mills.
The Couesnon Valley

This route of the Couesnon can be divided into two parts: a circular route to the west and another to the east, the latter of which can be shortened.
The Couesnon has a very winding course as it crosses the granite massif. Its limestone-free water was used for a long time in paper mills in the 17th century. With this industry now gone, the Couesnon is a delight for salmonids and kayakers alike.