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Watch The UnXplained Season 5 Episode 1 Online
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- COUNTRIES: United States of America
- Subtitles: English,Français,Português
For centuries archaeologists and explorers have been obsessed with locating ancient cities lost to time. Some of these places are recorded in historical texts, while others are part of oral traditions and folklore. How does a once-thriving community become a lost city? And if their ruins are found, what secrets might be they reveal about human history?
