A colossal ancient sewer system, large enough for humans ... harking back to the era of ancient Roman empires. The system operates by channeling water from beneath a theatre towards a nearby ...

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 ...

During recent excavations in the ancient city ... team found a sewage system starting from the north city gate, extending through the north street, west street, Roman bath, and library.

Despite this foul-smelling atmosphere, the ancient Romans are widely admired for what appears to be an enormous commitment to hygiene and public health. We know they built vast sewer systems, such as ...