961 Cueva del Mazo
Ogarrio VN56349325 Alt. 130m Length 70m Depth 11m

Shown in Actividades Regionales. Exploraciones en Cantabria (anon., 1993a) as site 31. Approximate grid reference taken from the map in the same booklet. A decorated gallery leads to a chamber which may require a handline or ladder to drop into.

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