At the P'tit Creux des Landes
The ocean and the lakes, the velodyssey, app LOOPI for bike rides, forest walks, markets
https://www.biscagrandslacs.com/
https://www.mimizan-tourisme.com/
Immersion in the Landes de Gascogne Park, discovery of Landes culture
https://www.marqueze.fr/
The Bassin d'Arcachon and the Dune du Pyla
https://www.arcachon.com/