Secrets of the Dead - Season 20 - Eps 5: Hidden In The Amazon
Recent discoveries, including funerary urns with highly decorative patterns, and technological advances like the remote sensor system known as LiDAR, are shedding new light on our understanding of pre-Columbian societies in the Amazon. Scientists speculate the rainforest was home to between 8 and 10 million people living in large, well-established communities.
About Secrets of the Dead

Title: Secrets of the Dead
First Air Date: 2000-05-15
Last Air Date: 2025-02-26
Status: Returning Series
Rating: 6.3/10 (from 20 votes)
Language: EN
Seasons: 23
Total Episodes: 115
Network: PBS
Genres: Documentary, Mystery
Production Companies: Thirteen
Synopsis
Part detective story, part true-life drama, long-running series explores some of the most iconic moments in history to debunk myths and shed new light on past events. Using the latest investigative techniques, forensic science and historical examination, it shatters accepted wisdom, challenges prevailing ideas, overturns existing hypotheses, spotlights forgotten mysteries, and ultimately rewrites history.