Underground Worlds
British documentary series exploring incredible feats of human endeavour underground, revealing what people have built, where they have built it, how and why.
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| Created By | ||
|---|---|---|
| Status | Returning Series | |
| Original Name | Underground Worlds | |
| First Air Date | September 25, 2019 | |
| Last Air Date | March 14, 2022 | |
| Seasons | 2 | |
| Episodes | 20 | |
| Episode Runtime | 45min | |
| Language | English | |
| Original Language | English | |
| Production Countries | United Kingdom | |
| Production Companies | ||
| Networks | U&Yesterday | |
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