Extras

Video thumbnail: Secrets of the Dead Hidden in the Amazon Preview

Secrets of the Dead

Hidden in the Amazon Preview

New evidence sheds light on the early indigenous societies of the Amazon.

Hidden in the Amazon Preview

Video thumbnail: Secrets of the Dead Wasps Surround Oldest Traces of Human Settlement in Amazonia

Secrets of the Dead

Wasps Surround Oldest Traces of Human Settlement in Amazonia

Archaeologist Edithe Pereira analyzes prehistoric wall paintings — careful to avoid wasps!

Wasps Surround Oldest Traces of Human Settlement in Amazonia