Every kid, well, speaking from experience, every boy (and probably every girl) once had, thought they had, or tried to makea cave/fort/hideout/secret place.
This is a hole with no name. Every village, every small town has children of all ages who know where these places are.
The names they might carry are personal and unrecorded, just like the depths to which they have been explored and the depths
to which they have not.I found these, one day. From the inside out and outside in ...Another time.