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9.7 km | 11.6 km-effort
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Trail Walking of 10.7 km to be discovered at Ile-de-France, Yvelines, Guyancourt. This trail is proposed by microb.
Vallée de la Bièvre : Etang de la Geneste -Buc et ses arcades - Bois des Gonards et du Cerf-Volant.
Walking
Walking
Walking
Walking
Walking
Walking
On foot
Walking
On foot