They are quick and easy to build for they require neither the construction of arches nor the burrowing of tunnels. We Romans built underground to hide and protect water from enemies. Even after ...

Romans used tunnels to get to prized underground springs and bring water through hills and mountains ... When you build arches, it's like advertising to the enemy: Here is our aqueduct.

During construction work in a city of central France, archaeologists uncovered a tunnel opening and found ... extensive network of aqueducts to supply water across their empire, according to ...