Listen Live
Donate
 on air
    Schedule

    KCRW

    Read & Explore

    • News
    • Entertainment
    • Food
    • Culture
    • Events

    Listen

    • Live Radio
    • Music
    • Podcasts
    • Full Schedule

    Information

    • About
    • Careers
    • Help / FAQ
    • Newsletters
    • Contact

    Support

    • Become a Member
    • Become a VIP
    • Ways to Give
    • Shop
    • Member Perks

    Become a Member

    Donate to KCRW to support this cultural hub for music discovery, in-depth journalism, community storytelling, and free events. You'll become a KCRW Member and get a year of exclusive benefits.

    DonateGive Monthly

    Copyright 2026 KCRW. All rights reserved.

    Report a Bug|Privacy Policy|Terms of Service|
    Cookie Policy
    |FCC Public Files|

    Back to Design and Architecture

    Design and Architecture

    Bridges and Walls: The Fourth Border

    The final episode of DnA’s Bridges and Walls examines the "fourth border,” the Southland’s seashore. Undersea fiber optic cables connect the world, but why is Hermosa Beach a popular landing site for them?

    • rss
    Download MP3
    • Share
    By Frances Anderton • Mar 27, 2018 • 28m Listen

    Bahamas Internet Cable System (BICS-1) NSA/GCHQ-Tapped Undersea Cable Atlantic Ocean, 2015 C-Print 60 × 48 in. Copyright Trevor Paglen. Courtesy of the Artist, Metro Pictures New York, Altman Siegel San Francisco

    • https://images.ctfassets.net/2658fe8gbo8o/AvYox6VuEgcxpd20Xo9d3/769bca4fbf97bf022190f4813812c1e2/new-default.jpg?h=250

      Frances Anderton

      architecture critic and author

    • https://images.ctfassets.net/2658fe8gbo8o/AvYox6VuEgcxpd20Xo9d3/769bca4fbf97bf022190f4813812c1e2/new-default.jpg?h=250

      Avishay Artsy

      Producer, DnA: Design and Architecture

      Culture
    Back to Design and Architecture