Longest Undersea Tunnel - History

Longest Undersea Tunnel - History

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(3/13/88) A railroad tunnel opened between Aomori on the Honshu Island and Hakidate in Hokkaido, Japan. The tunnel, called "Seikan," was 33.44 miles long and was as deep as 787 feet below water at one point.

Watch the video: Εντοπίστηκε η μεγαλύτερη υποθαλάσσια σήραγγα στον κόσμο


  1. Ahuiliztli

    Sorry for not being able to take part in the discussion right now - I'm very busy. But I'll be free - I will definitely write what I think on this issue.

  2. Abelard


  3. Delane

    If this is not a big secret;), where is the author of the blog from?

  4. Florentin

    This topic is simply incomparable :), I like)))

  5. Aylmer

    Of course. It happens.

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