Documentary

Underworld

Embark on a journey deep into the unknown 95% of our planet revealing extraordinary caves with 3D laser-scanning technology.

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Created By

Status

Ended

Original Name

Underworld

First Air Date

December 29, 2021

Last Air Date

December 29, 2021

Seasons

1

Episodes

5

Language

—

Production Companies

China
S01E05

China

Underworld: China uncovers the secrets of China’s giant caves. A team maps Cloud Ladder Hall showing how its size creates an underground weather system.

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