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Expedition
A Fear of the Unknown
Aldo assists the team in rigging a frame to lower Steve into a cave. As he and the other divers prepare for their descent, Steve expresses his fears about heading into the unknown and what is essentially an untouched mausoleum.

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51:23
Embark with Steve to the remotest parts of the planet.

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51:08
Join a shark expedition to a remote volcanic island in Mexico’s Eastern Pacific.

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51:49
Travel to Gabon, where Steve explores the jungle in search of an undiscovered population o

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51:07
Travel to Kyrgyzstan with Steve in search of snow leopards.

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52:00
Follow a mission into the volcanic underworld in search of Arabia's longest lava tube.

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51:59
Join Steve Backshall on the Kamchatka peninsula and examine brown bears in the wilderness.