The path, in zigzag in the hills, gave the chance to admire common animals like the squirrel, marmot and otter, but also to approach foxes within a few meters, wolves, ibex, mouflons, isards or brown bears.

It was even possible to touch some species, like farm animals (hens, rabbits), a deer, as well as the main parc attraction: marmots.

A pedagogical team would verify the visitors' demeanour, while keeping them informed – along with didactical panels.

A Pyrenean map, regularly updated, shows in real time the position of each member of the 25 bears currently living in freedom in the massif.

The building at the entrance (an old bigourdan stable from the middle of the 19th century) hosts a museum reconstructing, under thematical tableaus in three oral dimensions the life of wild animals of the northern hemisphere, Europe and Africa.