Also, if you look at prison movies, sometimes the way that the guards torture the prisoners is to get them to dig a hole and when the prisoner is finished, they ask him to fill the hole back up and then dig again.

They were consistently dug as limestone quarries and by the 18th century, the caving in of some of these quarries posed safety threats, so the government ordered reinforcing of the existing quarries and dug new observation tunnels in order to monitor and map the whole place.

A man shouting, Shut up! The dogs frantically snarling, claws scrabbling, then her her voice hoarse, harsh, hollow, almost only a tone, incoherent, a note, a squawk, bone on metal, metal gone molten, calling them back, Come back darlings, come back dear ones.