Babyhagrid
Well-known member
Next to the sugar cube in Ogof Draenen
Below water when the silt has been dredged out that sump ends in a low horizontal slot, into which a diver can squeeze about a body length. It needs enlarging. Technology is changing / improving with new underwater drills appearing so I'm hoping that in due course we'll read in the CDG NL that some future diver has got through.Indeed Huge. The top of the sump, (that must go)