958 Torca de la Marina
Ogarrio VN55379328 Alt. 220m Depth 27m

Shown in Actividades Regionales. Exploraciones en Cantabria (anon., 1993a) as site 25. Approximate grid reference taken from the map in the same booklet. A 25m pitch drops to a 2m deep small hole in the floor.

Reference: anon., 1993a (survey)
Entrance picture :
Underground picture(s):
Detailed Survey :
Line Survey :
On area survey :
Survex file :