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Watch MegaStructures Season 8 Episode 4 Online

  • 7/10
  • COUNTRIES: United States of America
  • Subtitles: English,Français,Magyar

South Korea never constructed a submerged tunnel, but now tackles the challenge of building one of the deepest immersed highways on Earth. Designed for the fickle conditions of the Pacific, the giant tunnel must be both earthquake and typhoon proof.