If We Built It Today (2019) Season 1 Episode 6 2019
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The Great Wall of China is one of the world's greatest engineering marvels, and it took dangerous, cutting-edge construction to build it. Experts use the latest tech and modern-day science to reveal if building it a second time would be just as deadly.
- Released: 2019-08-18
- Runtime: 45 minutes
- Genre: Documentary
- Stars: Brian Mitchell
- Director:
- Source: Layarstar
