![NOVA: Secrets of the Sky Tombs Poster](https://image.tmdb.org/t/p/w500//mdpPg4UPdY16Ah1WzYfTvlCWsl2.jpg)
NOVA: Secrets of the Sky Tombs
75.00%
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January 4, 2017
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Documentary
A team of scientists and explorers probe high altitude caves in the Tibetan Himalayas.
Featured Crew
Liesl Clark
Director
Liesl Clark
Writer
Liesl Clark
Producer
Cast
![Jay O. Sanders](https://image.tmdb.org/t/p/w300//z8btmLryEZlLkBah2XhZFydmty4.jpg)
Jay O. Sanders
Narrator (voice)