If you like spending time outside, then spend the day at Tristuibartea, located 0.7 mi (1.2 km) from central Villanueva de Aézcoa. If you like Tristuibartea, you'll love Irati and Puerto de Ibaneta, both just a short drive away.
Gorges d'Holzarte is 1.8 mi (2.9 km) from central Larrau, why not stop by during your stay. If you like Gorges d'Holzarte, you'll love Irati and Grotte de la Verna, both just a short drive away.