About this showing of How Do They Do It?
How do they put the holes in Swiss cheese? How do they restore and improve a classic battle tank? And how do robotic librarians run one of the world's biggest book collections.
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Previously on TV
Previously shown on Discovery .History on Tue 15 Sep 2026 at 22:30.
This showing was on Discovery .History at 22:30 on Tue 15 Sep 2026. See future airings below or open the main programme page for the latest TV times.
How do they put the holes in Swiss cheese? How do they restore and improve a classic battle tank? And how do robotic librarians run one of the world's biggest book collections.
The next currently listed showing is Thu 17 Sep 2026, 22:00 on Discovery .History.
See all current showings