The UnXplained - Season 4 Episode 13
Remarkable feats of engineering from our ancient past span the globe. Some are amazing in size. Others in sophistication. Some are so strange they border on inexplicable. Did the ancients have advanced scientific knowledge that has been lost to time? How--and why--did they fashion these incredible wonders?
- Genre: Documentary
- Studio: History
- Keyword: unsolved mystery, unexplained, mysterious past, unsolved, mysterious messages, mysterious events, mysterious object, unexplainable events, mysteries
- Cast: William Shatner
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