What on Earth?

Season 7 Episode 6: Amazon's Secret Nightmare

When satellites spot anomalies in the unexplored Amazonian jungle, experts wonder if they've discovered relics of a lost civilization; an on-the-ground investigation reveals a dark truth that's more sinister than ever imagined.

Genre:

Documentary

Seasons:

12

Episodes:

131

Cast:

Steven Kearney, Andrew Gough

Quality:

HD

Duration:

44 min

First Air:

2015

Rating:

6.4