If We Built It Today · S1 E6 · Secrets at the Great Wall · Vidly

If We Built It Today · S1 E6 · Secrets at the Great Wall · Vidly

If We Built It Today

S1 · E6 · Secrets at the Great Wall

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If We Built It Today

S1 · E6 · Secrets at the Great Wall

201945m 8.0TV-PG

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.

Rated TV-PG

If We Built It Today · 2019 · 45m

If We Built It Today

S1 · E6 · Secrets at the Great Wall

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