Cuevas prehistóricas de Mañaria Nature · Mañaria, Durangaldea, Bizkaia Image of Mañaria, not of the place itself. The territory of Mañaria, 72.75% of which lies within the Urkiola nature park, holds Magdalenian and Neolithic cave sites such as Silibranka, Kobazar and Atxuri. Photo: Ojanguren, Indalecio (CC BY-SA 3.0) What to see and do in Mañaria