







Solve riddles and snap photos while pedaling a 15 km coastal loop from La Plaine-sur-Mer to Préfailles. This treasure hunt turns a bike ride into a proper adventure: decode enigmas, find hidden checkpoints, and race for points against the clock.
outdoor adventure
treasure hunt on wheels
coastal cycling
family-friendly challenge
Tips
😊Sandrine will greet you with a smile
🚲bring your own bike or rent VTC/VAE on-site
📸7 photo missions to complete — keep phone charged
Wednesday, June 17, 2:30 PM
Jeu de piste Le Tracé des Douaniers
June 17 at 2:30pm
+10La Plaine-sur-Mer








Solve riddles and snap photos while pedaling a 15 km coastal loop from La Plaine-sur-Mer to Préfailles. This treasure hunt turns a bike ride into a proper adventure: decode enigmas, find hidden checkpoints, and race for points against the clock.
outdoor adventure
treasure hunt on wheels
coastal cycling
family-friendly challenge
Tips
😊Sandrine will greet you with a smile
🚲bring your own bike or rent VTC/VAE on-site
📸7 photo missions to complete — keep phone charged
Wednesday, June 17, 2:30 PM
Make it an outing
Add nearby spots before or after your event