Located in the heart of Val d'Aulnay, in the municipality of Châtenay-Malabry, arboretum Valley of the Wolves spans over thirteen hectares. Housed in the former Croux nurseries and open free to the public, it is one of the jewels of the park of the Valley of Wolves.
Haven of peace and ode to nature, the present site of many remarkable trees, two of which benefit from the label Remarkable tree of France, a weeping blue cedar Atlas and oak leaves Myrsine. In addition to its fauna and remarkable flora, the also present site of many architectural and natural sights as madness of the eighteenth century, a cooler, a Moorish house, beehives, a romantic fountain, a hut on stilts or an island Lake.