Ataun is a large town with a mountainous orography. Given the importance of its natural heritage, 75% of the total extension of 58.4 km2 of Ataun is located within the Aralar Natural Park, declared a Special Conservation Area of the Natura 2000 Network.

The rich geography of the municipality of Ataun allows the existence of varied habitats of different characteristics that are reflected in the richness of biodiversity. That is why many habitats and species of special interest can be found in Ataun.

Lizarrusti Parketxea is one of the main entrances to the Aralar Natural Park. The interpretation center of the Park, located in Lizarrusti, functions as a hostel and bar.