China's Secret Nuclear City | 404 | Nuclear War In China | 中国秘密的核城市 | 404
A place vanished from the map, a legend buried deep in the mountains, a national secret with epic spirit and peaceful vision – this is the 816 underground nuclear base. The scenes, reminiscent of a sci-fi blockbuster, are not computer-generated special effects, but actual secret facilities in southwest China's Chongqing Municipality from the 1970s.