The Tumular Complex of Quintana de Toranzo, located at the foot of the aforementioned Mount Tejas and immersed in the Pas Valley, is made up of four known structures and was discovered in 1986 by members of the Department of Historical Sciences of the University of Cantabria .
The Quintana IV
The "smallest" of all. It is made up of earth, sandstone and microconglomerate stones. Its ground plan is also circular, measuring 14 meters in diameter on its North/South axis and 13 meters on its East/West axis. His current height is 1.80 meters.
Source: regiocantabrorum.es/publicaciones/ conjunto_tumular_de_quintana_toranzo