One legendary passage—hinted at in plans by Leonardo da Vinci—was used by a duke to secretly visit the tomb of his beloved wife.

A secret tunnel discovered last week on the U.S.-Mexico border will be sealed by Mexican authorities, an army official in ...

Soldiers who called themselves 'tunnel rats' fought an underground war in Vietnam through an intricate maze of hardened ...

a network of tunnels links a military complex, tasked with defending the Syrian capital, to the presidential palace facing it. The tunnels, seen by an AFP correspondent, are among secrets of president ...

General Jose Lemus, commander of Ciudad Juarez's military garrison, said the tunnel "must have taken a long time" to build, ...

I got a call yesterday that there’s more tunnels,” said Victor Avila, retired ICE/HIS supervisory special agent, during a ...

The Israeli military said Wednesday it had recovered the body of a hostage from a tunnel in southern Gaza. Yousef Al-Ziyadnah, 53, who was kidnapped during the Hamas attack on Israel on October 7 ...

Some of the tunnels were likely used by the military, while another once linked to a nearby church was used by a grieving duke to privately visit the burial place of his beloved wife, according to ...

DAMASCUS - On the slopes of Mount Qasyun which overlooks Damascus, a network of tunnels links a military complex, tasked with defending the Syrian capital, to the presidential palace facing it.