Dolina i Ref.22

In the campa there are several sinkholes: A) in the S-E part, a doline; B) to the North of the previous one, a fissure with a strong draught and desobstruction in 1960 m; C) a doline to the North of the Etxaleku pit; D) to the East, a doline of 15 m, closed; E) in the S-W part, a doline with vertical formation between blocks; F) to the North of the campa and past the mound that separates the campa from the path toward the road, a new doline with a floor of blocks and the possibility of continuity.