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Discover
Places to see
France
Normandy
Bernay
Sainte-Opportune-La-Mare

The Grand'Mare reserve (The observatory is currently being renovated and will open in summer 2024)

Discover
Places to see
France
Normandy
Bernay
Sainte-Opportune-La-Mare

The Grand'Mare reserve (The observatory is currently being renovated and will open in summer 2024)

Highlight • Other

The Grand'Mare reserve (The observatory is currently being renovated and will open in summer 2024)

Recommended by 17 hikers

This Highlight is in a protected area

Please check local regulations for: Parc naturel régional des Boucles de la Seine Normande

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    Routes here

    Best Hikes to The Grand'Mare reserve (The observatory is currently being renovated and will open in summer 2024)

    3.7

    (6)

    24

    hikers

    1. Hiking loop from Sainte-Opportune-la-Mare

    5.45km

    01:36

    120m

    120m

    Intermediate hike. Great for any fitness level. Mostly accessible paths. Sure-footedness required.

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    Intermediate

    Expert hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

    Expert

    4.0

    (2)

    3

    hikers

    Intermediate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

    Intermediate

    Tips

    February 24, 2023

    La Grand'Mare is a hunting and wildlife reserve managed by the French Office for Biodiversity. Along with the Seine estuary, it is one of the favorite migratory stopovers for surface ducks, such as the teal or the snipe. You can also see some waders there.

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      Details

      Informations

      Elevation 10 m

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      Tuesday 4 November

      16°C

      13°C

      100 %

      If you start your activity now...

      Max wind speed: 16.0 km/h

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      Location: Sainte-Opportune-La-Mare, Bernay, Normandy, France

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