TV show's Ratings

    Completed

    Country
    Runtime 43 min
    Premiere: USA April 17, 2011
    Channel History Channel (United States)
    Production Companies Original Productions
    6 episodes 4 hr 24 min
    e1 — Episode 1  

    America’s Wake Up Call

    April 17, 2011
    e2 — Episode 2  

    A Bridge Too Old

    April 24, 2011
    e3 — Episode 3  

    Shaky Foundations

    May 1, 2011
    e4 — Episode 4  

    Gold Rush Sewer

    May 8, 2011
    e5 — Episode 5  

    Dam This City

    May 15, 2011
    e6 — Episode 6  

    Abandoned

    May 22, 2011

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