How Do They Do It?

10:00 PM to 10:30 PM
Tuesday 2 September
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Bowling Balls/Tower Bridge

Season 8 Episode 2 of 20

How bowling balls are made, and the mechanisms behind raising and lowering London's Tower Bridge

How Do They Do It? airs on Discovery History at 10:00 PM, Tuesday 2 September.
Topics
Education ➝ Science ➝ Factual Topics
General