Tiahuanaco Monuments (Tiwanaku / Pumapunku), Bolivia are made of geopolymer artificial stones created 1400 years ago. – Geopolymer Institute
Puma Punku, Tiwanaku and Lake Titicaca in One Day from La Paz
UNESCO World Heritage Centre - Document - Ruins of Puma Punku. Tiwanaku: Spiritual and Political Centre of the Tiwanaku Culture (Bolivia (Plurinational State of))
Elaborate Carving in Megalithic Stone at Puma Punku, Part of the Tiwanaku Archaeological Complex, a UNESCO World Heritage Site Editorial Photo - Image of altiplano, culture: 180204641