Ancient Aliens - The megalithic site of Puma Punku, dating back to approximately 15,000 years, is an enigma that still puzzles archaeologists and scientists to this day. The stonework is so precise,
![Elaborate stone carving in megalithic stone at Puma Punku, part of the Tiwanaku archaeological complex, a UNESCO world heritage site near La Paz, Bolivia. Stock Photo | Adobe Stock Elaborate stone carving in megalithic stone at Puma Punku, part of the Tiwanaku archaeological complex, a UNESCO world heritage site near La Paz, Bolivia. Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/02/20/63/63/1000_F_220636374_V7zATEE97FS19pswkGItyiFiK7dNTOWo.jpg)
Elaborate stone carving in megalithic stone at Puma Punku, part of the Tiwanaku archaeological complex, a UNESCO world heritage site near La Paz, Bolivia. Stock Photo | Adobe Stock
![Tiahuanaco Monuments (Tiwanaku / Pumapunku), Bolivia are made of geopolymer artificial stones created 1400 years ago. – Geopolymer Institute Tiahuanaco Monuments (Tiwanaku / Pumapunku), Bolivia are made of geopolymer artificial stones created 1400 years ago. – Geopolymer Institute](https://www.geopolymer.org/wp-content/uploads/Capture-d%E2%80%99%C3%A9cran-2019-02-04-%C3%A0-15.00.10-300x164.jpg)