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France
Pays de la Loire
Châteaubriant-Ancenis
Saint-Mars-Du-Désert

Tunnel Under the Road – Le Grand Moulin des Places loop from Saint-Mars-du-Désert

Routes
Bike touring routes & trails
France
Pays de la Loire
Châteaubriant-Ancenis
Saint-Mars-Du-Désert

Tunnel Under the Road – Le Grand Moulin des Places loop from Saint-Mars-du-Désert

Hard

5.0

(1)

25

riders

Tunnel Under the Road – Le Grand Moulin des Places loop from Saint-Mars-du-Désert

02:41

37.5km

290m

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 accessible with public transport.

Last updated: October 1, 2026

Waypoints

A

Start point

Bus stop

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1

2.67 km

La Bosse

Highlight (Segment) • Viewpoint

A place that lives up to its name, since it is indeed a (small) bump. About 5% on average with a peak at 9%. At the top you will admire …

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2

17.0 km

Allée du Regret

Highlight • Other

One kilometer of path in the Cellier forest. Quite humid in winter. Many forest paths were closed to the public when I passed, but that never seems to be the …

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3

17.7 km

Château de la Forêt

Highlight • Castle

Former Nantes "folie", neoclassical style, built around 1812

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4

20.9 km

Tunnel Under the Road

Highlight • Bridge

Small passage under the road, nice work

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5

36.0 km

Le Grand Moulin des Places

Highlight • Monument

Beautiful and large mill from the end of the 19th century, it now produces... electricity.

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B

37.5 km

End point

Bus stop

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Way Types & Surfaces

Way Types

23.6 km

6.64 km

5.03 km

2.02 km

250 m

< 100 m

Surfaces

18.2 km

11.1 km

7.67 km

582 m

< 100 m

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Elevation

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

Highest point (80 m)

Lowest point (20 m)

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Weather

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Thursday 22 October

14°C

10°C

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