Season 8 · Episode 5
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South Africa's Mponeng Gold Mine
Thu, May 13, 2010
Travel to the deepest place on Earth, Johannesburg, South Africa's Mponeng Gold Mine.
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Thu, May 13, 2010
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Extreme Engineering
77 episodes
Episode
S8 · E5
in Extreme Engineering
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Overhauling the Bay Bridge
S8 · E6
Overhauling the Bay Bridge
Thu, May 20, 2010