A proposed family walk along the accessible route situated in Aretxabaleta by the Urkulo reservoir in Aizkorri-Aratz natural park. The 805 metres skirt the edge of the reservoir.

Urkulu Reservoir, one of the entrances to Aizkorri-Aratz natural park, surrounded by the ancient parishes of Aozaratza, Areantza, Korueta and Larrino, form an ideal setting for walking, bird-watching and enjoying nature. The accessible walk, adapted for people with diverse mobility limitations is 805 metres and can be extended another 6 km by going round the reservoir.