Puma Punku stone cutting: What Makes The Ruins Unique?
It is highly unlikely that any of the stones in Puma Punku were cut using ancient stone cutting techniques, at least not those that we are aware of.
The stones in Puma Punku .
Derinkuyu – Underground City of Ancient Aliens
Derinkuyu is a Turkish multilayered underground city. It consists of no less than 5 different layers,, and a total of 13 different floors, and it could have been sealed from the interior with a .