The Insane City Located Beneath Beijing...

Explore Beijing’s underground city built for nuclear war—millions sheltered, tunnels, schools, and markets below ground. Discover Cold War paranoia, survival design, and its transformation into hidden housing beneath China’s capital. Love content? Check out Simon's other YouTube Channels: Megaprojects:   / @megaprojects9649   Warfronts:    / @warographics643   Into The Shadows:    / @intotheshadows   Today I Found Out:    / @todayifoundout   Brain Blaze:    / @brainblaze6526   Casual Criminalist:    / @thecasualcriminalist   Decoding the Unknown:    / @decodingtheunknown2373   Places:    / @places302   Celestium:    / @astrographics-ve4yq   HomeFronts:    / @homefronts