4477: cave
San Antonio 30T 447682 4801896 (Datum: ETRS89. Accuracy code: G) Altitude 66m
Length 4m
Area position

A good opening, 5m above the river level that draughts well but closes down to two ongoing phreatic tubes. There is no way on.

References: anon., 2016c (summer logbook)
Entrance pictures :
Underground pictures :
Video :
Detailed survey :
Line Survey :
On area survey :
Survex file :