The Aqua Virgo still supplies one of the most famous fountains in the world: the 18th-century Trevi Fountain in Rome. The only Roman aqueduct still functioning today is the Aqua Virgo, known in ...

We asked Aicher, author of "Guide to the Aqueducts of Ancient Rome," about the Romans' sophisticated water distribution system, including its elegant aqueducts. Here's what he told us: NOVA ...

Roman aqueducts, built to carry water to cities, are probably the most famous ancient systems. There are over 200,000 miles of oil pipeline in the U.S. alone, along with natural gas pipelines ...

Arches were used in many ways: for windows and doorways, roofs, domes and vaults and for the famous Roman aqueducts and viaducts. Triumphal arches were commissioned by emperors to commemorate ...