About this showing of How Do They Do It?
How do they grow America's only freshwater pearls in Tennessee? Plus, what secrets are behind how the world's sharpest knives are made.
Previously on TV
How Do They Do It?
Previously shown on High Street TV 4 on Sat 29 Aug 2026 at 00:30.
This showing has ended
This showing was on High Street TV 4 at 00:30 on Sat 29 Aug 2026. See future airings below or open the main programme page for the latest TV times.
Airing details
ChannelHigh Street TV 4
StartsSat 29 Aug 2026, 00:30
EndsSat 29 Aug 2026, 01:00
Next showing of How Do They Do It?
The next currently listed showing is Fri 11 Sep 2026, 22:30 on Discovery .History.
See all current showings