World History

of the underground tunnels at Cappodocia. They’ve got lights in there now, and it looks kind of cool, but any type of light they had available back then would have sucked up the available oxygen. Same thing for cooking food. Also, what about using the bathroom? If you lived on the top level it wouldn’t be too hard to pop outside for that, but the further down you lived, the longer that would take. And how many people would you crash into in the dark trying to get out? Boggles the mind.