2641: holes (2)
Riaño 30T 452402 4799915 (Datum: ETRS89. Accuracy code: G) Altitude 232m
Length 3m Depth 3m
Area position

The first hole is about 2.5m deep. The second drops a similar amount, is about 0.5m in diameter and has a 7cm diameter stalagmite at the base.

Reference: anon., 2007b (Easter logbook)
Entrance pictures : yes
Underground pictures : yes
Video :
Detailed Survey :
Line Survey :
On area survey :
Survex file :