Underground Worlds2019

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British documentary series exploring incredible feats of human endeavour underground, revealing what people have built, where they have built it, how and why.

Released

11. 7. 2026

Runtime

45 min

Genres

Documentary

Network

U&Yesterday

Status

Returning Series

Seasons

2 seasons, 20 episodes aired

Certification

NO

Country, language

GB · EN

Community rating

8.0 · 1 votes

Elsewhere TMDB