An oldie topic, from the SIDA keyword; Schoch’s view is that those underground towns in Cappadocia (for example) have been reused, with long periods of abandonment in between, and that their origins could be 10s of 1000s of years ago.
98 posted on 03/16/2022 10:05:26 AM PDT by SunkenCiv
(Imagine an imaginary menagerie manager imagining managing an imaginary menagerie.)