I was given a very brief, rushed tour of the underground city in Cappadoccia (one of them at least!) and one thing that I noticed was the people who made those

I was given a very brief, rushed tour of the underground city in Cappadoccia (one of them at least!) and one thing that I noticed was the people who made those caves really didn't have safety in mind. There was the occasional hole in the floor that had a pretty nasty drop underneath it! If I'd been on my own, I'd have been more scared of something happening to my flashlight, blundering into a hole, busting some bones, and being trapped!