These tunnels served as living quarters, hospitals, supply routes, and command centers for the Viet Cong (VC). The tunnels also allowed them to launch surprise attacks and vanish without a trace.

But it is not clear whether such systems can cover kilometres of tunnels. “The largest VC tunnel system by far was in Ben Cat and Phu Hoa districts north of Saigon – no other part of South ...

CINCINNATI — In October, city officials asked a very crucial question that's been on many a Cincinnatian's mind over the years: What can we do with those abandoned subway tunnels? The council ...