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NOVA
Secrets of the Sky Tombs
Season 44
Episode 1
The towering Himalayas were among the last places on Earth that humanity settled. Scaling sheer cliff sides, a team of daring scientists hunts for clues to how ancient people found their way into this forbidding landscape and adapted to survive the high altitude. They discover rock-cut tombs filled with human bones and enigmatic artifacts, including gold masks and Chinese silk.
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See how Earth transformed from a barren hellscape to a planet capable of sustaining life.
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