In South Dakota, an abandoned gold mine is used to study the universe. London is building a "silent" rail to prevent gridlock. Mexico City is burrowing 39 miles underground to save from it drowning. |
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Title: | Digging Deeper | |
Air Date: | June 28, 2017 | |
Runtime: | 60 min | |
Twixtid : Rigel in this is SG1s Maybourne, loveable scoundral.