What on Earth? S9E9: Stalin's Secret Atlantis
- Aired: 2021-05-06
- Time: 22:00:00
- Runtime: 60 minutes
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Overview
When experts spot what appears to be an abandoned city in the Caspian Sea, they investigate declassified Cold War evidence to reveal an Atlantis-like city built by the Soviets; what they find exposes its long-lost secrets.