Expedition Unknown
Buried Secrets of Hitler
Season 7 Episode 10 of 60
Josh jets to Poland to open a secret Nazi tunnel in a dormant volcano. He helps tear away a stone wall built by the Germans in the last days of the Second World War
Expedition Unknown airs on Discovery Channel HD at 11:00 PM, Friday 26 December. (Subtitles.)
Learn more about Expedition Unknown and other education/science/factual topics on our factual page
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Education ➝ Science ➝ Factual Topics
Foreign Countries ➝ Expeditions