Season 11

    Video thumbnail: History Detectives HDSI - Who Killed Jimmy Hoffa?

    History Detectives

    HDSI - Who Killed Jimmy Hoffa?

    Notorious teamster boss Jimmy Hoffa disappeared without a trace in 1975. Was he murdered?

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    HDSI - Who Killed Jimmy Hoffa?

    Video thumbnail: History Detectives HDSI - Texas Servant Girl Murders

    History Detectives

    HDSI - Texas Servant Girl Murders

    Before Jack the Ripper, a serial killer walked the streets of Austin, Texas.

    HDSI - Texas Servant Girl Murders

    Video thumbnail: History Detectives HDSI - The Disappearance of Glenn Miller

    History Detectives

    HDSI - The Disappearance of Glenn Miller

    In 1944, bandleader Glenn Miller boarded a plane for Paris and was never seen again.

    HDSI - The Disappearance of Glenn Miller

    Video thumbnail: History Detectives HDSI - Civil War Sabotage?

    History Detectives

    HDSI - Civil War Sabotage?

    The steamship Sultana exploded without warning one night in 1865, killing 1,800 people.

    HDSI - Civil War Sabotage?

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