Arrobigaña dolmen
Panorama: Arrobigaña 
Geographical co-ordinates: x: 560.071; y: 4.750.106; z. 1.021
This dolmen is situated in the Partzuergo of Altzania, on the hill of the same name, between the Iturgaina and Aginaran passes, 14 metres north of the boundary with Araba.
It's a closed long dolmen. Its tumulus is 14 metres in diameter and is 2 metres high in the N area and 1 metre in the S. It has a large central crater with 3 slabs that hold up a roof, measuring 2.90 x 1.60 metres. On the roof a cross has been carved. There are 2 other slabs that have fallen inwards and another one on the tumulus.