Underground Worlds

4:00 PM to 5:00 PM
Friday 24 January
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Buried Lab of the Black Hills

Season 2 Episode 8 of 10

Exploring a former gold mine turned scientific laboratory in South Dakota. Plus, limestone tunnels in London and a former water cistern in Denmark

Underground Worlds airs on U&Eden HD at 4:00 PM, Friday 24 January. (Subtitles, audio description.)
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Documentary