20140.0中国长城：尘封的历史
- 地区：英国
- 纪录片
- 更新HD
- 近期热门：0
- 视频源×2
- 语言：英语
- 标签：纪录片
故事梗概：The Hidden Story - Secret History: New evidence rewrites the Great Wall of China's history, decodes its complex signals system and reveals the surprise ingredient that's kept it standing.
