This documentary explores the mysterious geoglyphs of Sajama, Bolivia, a region that has been home to many ancient civilizations. Through interviews with local experts and archaeological research, the film delves into the history and significance of these
From Wikipedia
The Sajama Lines of western Bolivia are a network of thousands of nearly perfectly straight paths etched into the ground continuously for more than 3,000 years by the indigenous people living near the volcano Sajama. They form a web-like network that blankets the Altiplano.