High on the Bolivian plateau near Lake Titicaca, Puma Punku and Tiwanaku contain some of the most precise megalithic stonework ever found. The blocks show razor sharp angles, drilled features, and ...

The Uru Chipaya, one of South America’s most ancient civilisations, are battling drought, salinity and an exodus of their people as the climate crisis wreaks havoc on their land ...

Brien Foerster tests magnetic anomalies at Tiwanaku, Bolivia, using compasses and G meters. The expedition explores ancient ...