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Routes
France
Pays de la Loire
Les Sables-D'Olonne
Olonne-Sur-Mer

Ornithological observatory – Gachère bridge loop from Aire de La Quenouillerie

Routes
France
Pays de la Loire
Les Sables-D'Olonne
Olonne-Sur-Mer

Ornithological observatory – Gachère bridge loop from Aire de La Quenouillerie

Easy

5.0

(1)

12

riders

Ornithological observatory – Gachère bridge loop from Aire de La Quenouillerie

01:50

33.3km

90m

Gravel riding

Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 14, 2026

Waypoints

A

Start point

Parking

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1

3.67 km

A paradise for amphibians and birds

Highlight • Other

You can cross this swampy portion by opening your eyes and ears. You will experience one or more animal encounters for sure!

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2

5.16 km

Ornithological observatory

Highlight • Other

Here you can observe the diverse birdlife of the saltworks area without disturbing the animals.
There are display boards with explanations, unfortunately only in French

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3

12.7 km

Cycle route through the Marais d'Olonne

Highlight (Segment) • Cycleway

Very pleasant circuit through the marshes, the forest, and the arrival on the beach, great!

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4

14.8 km

You leave Brem-sur-Mer and there, suddenly, a superb marshy area that you cross for several kilometers.
Very frequented by cycle tourists, these marshes are absolutely worth the detour. We will …

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5

20.6 km

Olonne State Forest Trail

Highlight (Segment) • Forest

The Olonne national forest occupies more than 1,000 hectares, it is part of the Natura 2000 network. It is a treat to cross it by bike. You can come across wild boars and deer there.

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6

23.8 km

Le Havre de la Gachère

Highlight • River

7

28.5 km

Gachère bridge

Highlight (Segment) • Bridge

Take advantage of your crossing on this bridge to admire the Auzance river! The bike lane / sidewalk even offers enough space to make a short stop.

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8

32.2 km

Île d'Olonne Marshes

Highlight • Other

Beautiful bird paradise, great Marais landscape. Well maintained cycle paths.

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B

33.3 km

End point

Parking

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Way Types & Surfaces

Way Types

12.9 km

6.70 km

6.17 km

4.85 km

2.48 km

190 m

Surfaces

14.3 km

7.52 km

7.11 km

4.22 km

220 m

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Elevation

Elevation

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

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Weather

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Thursday 28 May

30°C

21°C

-- %

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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