description About
An enormous concrete box with bizarre circular openings looms on the coast of an island near mainland China; Experts investigate and uncover tunnels leading to an enormous underground complex that nearly triggered a nuclear war.
Info
- verified Status: Returning Series
- person By: Philip Grossman
- calendar_month Release Date: 2021-07-29
- video_camera_front Companies Travel Channel, Science Channel, Procter & Gamble Productions, Like A Shot Entertainment
- tag Season: Season 8
- timer Episode Runtime: 45 Mins
- star Rating: 0 / 10
- visibilityViews: 4 views
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