内详执导的《你不知道的万里长城》在2014年上映至今获得了不错的口碑，是由内详等主演的一部不错的犯罪片。

Modern Chinese and international research using new methods like drones systematically studies the Great wall of China. Its visibility from space is a legend, but its size actually ranks as world's largest monument. It never was a single wall, but a system of several segments, repeatedly altered over time, in successive attempts to prevent invasions from raider tribes, like the Xiongnu, adapted to the terrain, with an elaborate system of garrison towers, advanced tower posts and communication system. Building and manning it proved extremely costly. It failed to prevent the Mongo..

温馨提醒：支持正版影片，请到爱奇艺，优酷，腾讯TV，芒果网，搜狐视频等网站观看《你不知道的万里长城》正版视频！更多相关信息可移步至豆瓣电影、电视猫或剧情网等平台了解，希望在享受影片带给我们的学习和娱乐体验的同时，请不要长时间处于近距离观影状态，这样对视力和眼睛疲劳有负面影响！