![](https://assets.tv24.co/channels/quest-l.webp)
Saturday July 27,
3:00am - 3:30amon Quest
How Do They Do It?
Series 14 Episode 18How do they build and maintain the famous steam-powered paddleboats that cruise the Mississippi River? And, how did they create the powerful defence system called 'the waterwall'?
- Category
- Documentary / Educational / Science
- Original air date
- 2017-03-03
Cast and crew