description About
New technology is allowing us to build underground structures that far surpass any building on earth. South Dakota is building a mile deep structure, inside an abandoned gold mine, to study the universe. London is building a "silent" rail network to prevent gridlock. Mexico City is burrowing 39 miles underneath the city to save it from drowning. On this episode: Sanford Underground Research Lab; London Cross Rail and Mail Rail; Mexico City Emisor Oriente.
Info
- verified Status: Returning Series
- person By: Unknown
- calendar_month Release Date: 2017-04-22
- video_camera_front Companies
- tag Season: Season 1
- timer Episode Runtime: 43 Mins
- star Rating: 0 / 10
- visibilityViews: 2 views
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