Tiahuanaco Monuments (Tiwanaku / Pumapunku), Bolivia are made of geopolymer artificial stones created 1400 years ago. – Geopolymer Institute
PUMA PUNKU - YouTube
Puma punku, Tiwanaku, Bolivia - 3D model by zlonka (@zlonka) [07cd383]
The Enigma Of Tiwanaku And Puma Punku; A Visitors Guide: Foerster, Brien: 9781492362135: Amazon.com: Books
How to explore of the enigmatic stone blocks of Puma Punku and Tiahuanaco | Kuoda Travel
UNESCO World Heritage Centre - Document - Ruins of Puma Punku. Tiwanaku: Spiritual and Political Centre of the Tiwanaku Culture (Bolivia (Plurinational State of))