The departmental park of Haute-Île is a jewel of greenery that extends over 65 hectares, a space conducive to escape and discover the fauna and flora of wetlands. The restoration of the old channels of the Marne makes it possible to observe the changes of a landscape subjected to the variations of the levels of the water and to welcome a biodiversity of a great richness. Benefiting from the proximity of the Marne, this park is inspired by the natural landscapes of the alluvial zones. It allows to observe the changes of a landscape subjected to the variations of the levels of the water as well as a biodiversity of a great richness thanks to the reconstruction of an ecosystem today endangered.