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Lake Trémelin – Boutavent Castle Ruins loop from 2

Routes

Bike touring routes & trails

Lake Trémelin – Boutavent Castle Ruins loop from 2

Hard

riders

Lake Trémelin – Boutavent Castle Ruins loop from 2

03:55

47.9km

440m

Cycling

Hard bike ride. Good fitness required. You may need to push your bike for some segments of this route. The starting point of the route is right next to a parking lot.

Last updated: May 28, 2026

Tips

Includes a segment in which cycling is not permitted

After 9.50 km for 87 m

Waypoints

Start point

Parking

Get Directions

237 m

Watch out for walkers, but it's a good ride on the second circuit.

Highlight • Other

396 m

Lake Trémelin viewpoint

Highlight • Lake

Magnificent view of the lake. When the sun sets behind you, the reflections on the lake are crystal clear.

Translated by Google •

Tip by

1.24 km

Lake Trémelin

Highlight • Lake

Body of water near Rennes
Swimming is allowed in the small supervised area
Other activities are possible such as tree climbing or sailing, but also hiking and of course gravel

Translated by Google •

Tip by

2.32 km

Bois de Putenöe

Forest

5.87 km

The Careil pond is located in Ille-et-Vilaine in the town of Iffendic, 30 km from Rennes. This sensitive natural area owned by the Ille-et-Vilaine Departmental Council of 96 hectares is located within a depression framed by plateaus. (Wikipedia)

Translated by Google •

Tip by

15.8 km

Former quarry

Highlight • Other

20.1 km

Undergrowth path

Highlight (Segment) • Other

Very pleasant in dry weather, the soil is flexible and covered with pine peaks that crack under the wheels

Translated by Google •

Tip by

21.1 km

Chambre aux Sorciers

Cave Entrance

23.4 km

Woodland crossing

Highlight (Segment) • Forest

Passage of rocks flush with the ground in places

Translated by Google •

Tip by

27.6 km

Ruins

37.0 km

Étang de Trécouët

Lake

43.6 km

Boutavent Castle Ruins

Highlight • Castle

Discovered at the end of the 90s, this medieval castle has been the subject of research for many years. Last year it entered a restoration phase. It is a fascinating …

Translated by Google •

Tip by

47.9 km

End point

Parking

Way Types & Surfaces

Way Types

17.0 km

16.0 km

13.3 km

981 m

368 m

336 m

Surfaces

27.5 km

8.58 km

8.35 km

2.91 km

605 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (130 m)

Lowest point (40 m)

Weather

Thursday 25 June

33°C

19°C

0 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

Comments

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Lake Trémelin – Boutavent Castle Ruins loop from 2

Watch out for walkers, but it's a good ride on the second circuit.

Lake Trémelin viewpoint

Lake Trémelin

Careil Pond

Former quarry

Undergrowth path

Woodland crossing

Boutavent Castle Ruins

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