A remarkable underground city, believed to have been built for security as well as water access, has been discovered beneath ...

Archaeologists have made an incredible discovery of what lies beneath a temple and is considered to be a "geometric miracle".

In a new find under five historic homes in the Iranian city of Abarkuh, archaeologists discovered an underground settlement ...

During construction work in a city of central France, archaeologists uncovered a tunnel opening and found a system of ancient Roman passageways. Photos show what remains of the underground structures.

Kathleen Martinez of the University of Santo Domingo in the Dominican Republic and her colleagues were responsible for the ...

For most visitors, the highlight of a City of David visit is Hezekiah's Tunnel. The tunnel was ancient Jerusalem's primary source of water, according to the Bible. Today, you can traverse this ...

One of them is Carn Euny in Cornwall, which dates back 1,500 years and contains a secret 65ft underground tunnel that has baffled experts for decades. The village was an ancient settlement in ...

We asked Aicher, author of "Guide to the Aqueducts of Ancient Rome," about the ... but kept the city of Rome clean. Romans used tunnels to get to prized underground springs and bring water through ...