Vietnamese Cu Chi tunnels - large diagram and photos
A diagram detailing tunnels in the Củ Chi District of Saigon, Vietnam, from the Vietnam War era. Looking up various features of the tunnels depicted in his graphic suggests that while they obviously don't all exist in every tunnel, this is not a terrible representation of the technology. Click the 800px image below for the HUGE fullsize version (you might need to then click on the photo again to enlarge the image).
https://diqn32j8nouaz.cloudfront.net...nnel_800px.jpg
Looks like these tunnel systems still exist, but these days the foreigners they're used to trap are not soldiers - but tourists.
A tunnel entrance concealed by camouflage:
https://diqn32j8nouaz.cloudfront.net...m_tunnels1.jpghttps://diqn32j8nouaz.cloudfront.net...m_tunnels2.jpg
A tunnel kitchen, converted for modern tourism:
https://diqn32j8nouaz.cloudfront.net...m_tunnels3.jpg
More:
https://en.wikipedia.org/wiki/Củ_Chi_tunnels
https://en.wikipedia.org/wiki/Operation_Crimp
Previously:
https://www.homemadetools.net/forum/...3179#post77586
