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2018
2018x1
The Mouth of Hell
Episode overview
Phil Keoghan visits a volcano, light changes lives in Tanzania, horse cloning impacts disease and Americans prep for a nuclear attack.
2018x2
Digging Up Dinosaurs
Episode overview
Host Phil Keoghan digs for dinosaurs. Correspondents examine a global drop in male fertility, embed with a smuggler in Gaza and dig into miracle dirt.
2018x3
In the Eagle's Nest
Episode overview
Hawaiians living off the food grid. Research into acute peanut allergies. Cultural significance of samurai swords. The bald eagle’s story of survival.
2018x4
Border Battle
Episode overview
Phil Keoghan experiences a unique border ceremony. Correspondents investigate deadly crocodiles, Red Notices and communication amongst trees.
2018x5
Space Race
Episode overview
Phil Keoghan visits a state-of-the-art observatory. Correspondents investigate Flat Earthers, human hibernation and meteorite trading.
2018x6
The Boiling River
Episode overview
Phil Keoghan explores a mysterious river in Peru. Our correspondents investigate a sonic attack, sensory substitution and the secrets of snowflakes.

Characters