Tayos (2017)

On August 1st, 1976, Neil Armstrong, the first man to step foot on the Moon, joined a British-Ecuadorian expedition to explore Tayos Cave, deep in the Amazon forest. Why was such a mission organized, and what was the British interest in the cave? Today, a group of geologists and members of esoteric disciplines penetrate into Tayos' massive underworld to shed light on its dazzling enigmas, including the alleged existence of the remains of an extinguished civilization.