Extras

    Video thumbnail: NOVA A Photomosaic of U-166

    NOVA

    A Photomosaic of U-166

    A high-res mapping expert pieces together thousands of images to make one wide shot.

    A Photomosaic of U-166

    Video thumbnail: NOVA Nazi Attack on America Preview

    NOVA

    Nazi Attack on America Preview

    A sunken German U-boat off the coast of New Orleans tells the story of Operation Drumbeat.

    Nazi Attack on America Preview