Extras

Video thumbnail: Secrets of the Dead Preview | Jurassic Fortunes

Preview | Jurassic Fortunes

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

Wasps Surround Oldest Traces of Human Settlement in Amazonia

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

Preview | Hidden in the Amazon

Video thumbnail: Secrets of the Dead Understanding Ancient Artists through 'Handwriting' Analysis

Understanding Ancient Artists through 'Handwriting' Analysis

Video thumbnail: Secrets of the Dead Preview | Decoding Hieroglyphics

Preview | Decoding Hieroglyphics

Video thumbnail: Secrets of the Dead Ancient Pompeii's Modern Solution to Traffic Jams

Ancient Pompeii's Modern Solution to Traffic Jams

Video thumbnail: Secrets of the Dead Evidence of the Iron Age Emerges at Althorp

Evidence of the Iron Age Emerges at Althorp

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