If you climb from Araotz, follow the PR, and the climb is very easy and short. From the cave parking lot, it's much steeper and zigzags. About 2.5 or 3 km with a lot of elevation gain.
A beautiful two-eyed cave, normally occupied by flocks of sheep. It's a detour from the PR trail that descends from the Artola pass, to which you must return, unless you …