![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/Tiwanaku-Pumapunku-300x170.jpg)
Tiahuanaco Monuments (Tiwanaku / Pumapunku), Bolivia are made of geopolymer artificial stones created 1400 years ago. – Geopolymer Institute
![Figure 6 from Tiahuanaco monuments ( Tiwanaku / Pumapunku ) in Bolivia are made of geopolymer artificial stones created 1400 years ago | Semantic Scholar Figure 6 from Tiahuanaco monuments ( Tiwanaku / Pumapunku ) in Bolivia are made of geopolymer artificial stones created 1400 years ago | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/ac345e3c5b43be4ed1d9cb9530b5a4a745c250c8/6-Figure6-1.png)
Figure 6 from Tiahuanaco monuments ( Tiwanaku / Pumapunku ) in Bolivia are made of geopolymer artificial stones created 1400 years ago | Semantic Scholar
![Twitter 上的Graham Hancock:"The giant megaliths of Puma Punku bear witness to an immense task carried out in remote antiquity by unknown hands at an altitude of almost 13,000 feet above sea Twitter 上的Graham Hancock:"The giant megaliths of Puma Punku bear witness to an immense task carried out in remote antiquity by unknown hands at an altitude of almost 13,000 feet above sea](https://pbs.twimg.com/media/FCZsm-8XMAIk5hD.jpg)