Blowing Up History
Season 1Episode 6Aired 2016-07-19
Great Wall of China
The biggest man-made structure on Earth, the Great Wall of China, is one of its biggest mysteries. What are the secrets of one of history's greatest empires?
BETA
BETAThe biggest man-made structure on Earth, the Great Wall of China, is one of its biggest mysteries. What are the secrets of one of history's greatest empires?