The giant ancient underground city now a ghost town where 20,000 people lived
The giant ancient underground city now a ghost town where 20,000 people lived

www.express.co.uk
The giant ancient underground city now a ghost town where 20,000 people lived

A link to the wiki. Much better than that ad filled monstrosity.
https://en.m.wikipedia.org/wiki/Kaymakli_Underground_City