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What on Earth?: Season 11

11x04 Mystery of the Welsh Mine
TV-14

Episode

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IMDB TMDB

Aired2022-07-14T01:00:00Z on Science
Runtime42m
CountryUnited States
LanguagesEnglish, French, German
GenresDocumentary

Satellites capture ruins amid bizarre structures on a Welsh mountaintop.

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Season Regulars
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