Pena de Aya is a prominent rock formation located in the Basque Country of Spain. It is part of the Aizkorri-Aratz Natural Park and stands at an elevation of approximately 1,200 meters. The area is known for its stunning landscapes, diverse flora and fauna, and opportunities for outdoor activities such as hiking and climbing. The rock formation is characterized by its steep cliffs and unique geological features, making it a popular destination for nature enthusiasts and adventure seekers. Visitors can enjoy panoramic views of the surrounding mountains and valleys, as well as explore various trails that lead to the summit and nearby attractions.