Where is the start of the Salomon EcoTrail Paris?

Heading to the ParisLongchamp Racecourse!
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ecotrail

From Cergy to Versailles, the starts of the Salomon EcoTrail Paris

The start of the Salomon EcoTrail Paris varies depending on the distance, always in the western Paris region. For the Salomon EcoTrail Paris autumn, the 80 km starts from Cergy-Pontoise, the 50 km from Saint-Germain-en-Laye and the 20 km from the Haras de Jardy. For the spring Salomon EcoTrail Paris, the 80 km sets off from Élancourt Hill and the 45 km from the Palace of Versailles.