18.3 km | 21 km-effort
Trails
vaux de cernay
Walking
Very difficult
(1)
Le Perray-en-Yvelines,
Ile-de-France,
Yvelines,
France
4h 44min
Yes
new foret et seine 16km
Other activity
Very easy
Avon,
Ile-de-France,
Seine-et-Marne,
France
16.8 km | 20 km-effort
11min
Yes
beynes
Walking
Very difficult
Mareil-sur-Mauldre,
Ile-de-France,
Yvelines,
France
17.9 km | 23 km-effort
5h 10min
Yes
juziers forêt et Seine
Walking
Very difficult
(1)
Juziers,
Ile-de-France,
Yvelines,
France
18.6 km | 23 km-effort
5h 14min
Yes
chenonceaux
Walking
Easy
Chisseaux,
Centre-Loire Valley,
Indre-et-Loire,
France
3.9 km | 4.3 km-effort
58min
Yes
Vasterival Ailly
Walking
Medium
Sainte-Marguerite-sur-Mer,
Normandy,
Seine-Maritime,
France
6.2 km | 7.6 km-effort
1h 30min
Yes
chars marines
Other activity
Very easy
Chars,
Ile-de-France,
Val-d'Oise,
France
21 km | 26 km-effort
5h 0min
Yes
bonnieres et rosny
Walking
Very difficult
Bonnières-sur-Seine,
Ile-de-France,
Yvelines,
France
20 km | 25 km-effort
5h 34min
Yes
Autour du château de Chantilly
Walking
Very difficult
Chantilly,
Hauts-de-France,
Oise,
France
17.9 km | 20 km-effort
4h 33min
Yes
Boucle d'Orgerus par la Forêt des Quatre Piliers
Walking
Very difficult
Orgerus,
Ile-de-France,
Yvelines,
France
19 km | 22 km-effort
4h 54min
Yes
villiers saint frederic
Walking
Very difficult
Villiers-Saint-Frédéric,
Ile-de-France,
Yvelines,
France
17.2 km | 21 km-effort
4h 47min
Yes
dourdan
Other activity
Very easy
(1)
Dourdan,
Ile-de-France,
Essonne,
France
17.7 km | 22 km-effort
3h 20min
Yes
merentaise 2025
Walking
Very difficult
Gif-sur-Yvette,
Ile-de-France,
Essonne,
France
15.8 km | 19.5 km-effort
4h 25min
Yes
la montagnette de lachat
Snowshoes
Very easy
Notre-Dame-de-Bellecombe,
Auvergne-Rhône-Alpes,
Savoy,
France
1.5 km | 2.2 km-effort
1h 30min
No
le petit tetras
Snowshoes
Very easy
Notre-Dame-de-Bellecombe,
Auvergne-Rhône-Alpes,
Savoy,
France
3.8 km | 6.9 km-effort
2h 0min
No
Jaillet
Snowshoes
Very easy
Megève,
Auvergne-Rhône-Alpes,
Upper Savoy,
France
7.8 km | 11.5 km-effort
5h 0min
No
LES PRADELS
Mountain bike
Difficult
La Croix-Valmer,
Provence-Alpes-Côte d'Azur,
Var,
France
25 km | 35 km-effort
2h 23min
Yes
etrechy carriere
Walking
Very difficult
Étréchy,
Ile-de-France,
Essonne,
France
17.3 km | 20 km-effort
4h 39min
Yes
SityTrail - Château Thierry - Champagne
Walking
Very difficult
Château-Thierry,
Hauts-de-France,
Aisne,
France
17.4 km | 19.9 km-effort
4h 31min
Yes
CHATEAU THIERRY RAIN 16
Walking
Difficult
Château-Thierry,
Hauts-de-France,
Aisne,
France
16.4 km | 18.7 km-effort
4h 14min
Yes