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Season Finale

How Do They Do It?: Season 12

12x20 Power Tunnel; Pizza Ovens; Playhouses
TV-G

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Aired2015-10-02T02:00:00Z on Discovery
Runtime22m
CountryUnited States
LanguagesEnglish
GenresDocumentary

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How electricity is delivered in London. Also: using NASA technology to make a perfect pizza in minutes; and turning pine trees into playhouses.

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Ads suck, but they help pay the bills. Hide ads with

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Ads suck, but they help pay the bills. Hide ads with

Ads suck, but they help pay the bills. Hide ads with

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