萬里長城 Discovery Channel - secrets of the great wall (2001)认领

　　Time-travel through the Qin, Han, and Ming Dynasties and witness the geological, logistical, and political challenges behind the Great Wall's construction, including the development of building techniques, military strategies, and weapons that contributed to China's rise to power and the grueling sacrifices of the nearly 8,000,000 people who labored in the service of this impos...