Ancient masters ... the Segovia aqueduct is a UNESCO World Heritage site, and one of the best preserved Roman aqueducts in the world. Built to carry water from the Frío River 10 miles away ...

The Aqua Marcia was the longest of Rome’s aqueducts, running nearly 60 miles from its source in the countryside to the heart of the city. It was built between 144 and 140 B.C. by Julius Caesar ...

We asked Aicher, author of "Guide to the Aqueducts of Ancient ... feature of Roman aqueducts. NOVA: So they were actually building tunnels? AICHER: Yes. A tunnel might be five, 10, or even 20 ...

Aqueducts are one of the wonders of the Roman Empire. These graceful structures are not only majestic, but are engineering marvels that survive to this day. In "Construct an Aqueduct," you are ...

The ancient Romans were great builders, especially known for their aqueducts. These are still standing today because they ...

Mr. Clemens Herschel, who lectures this evening before the Engineering Society on "Roman Aqueducts," has a wide reputation as an expert in hydraulic engineering. He is a graduate of the Scientific ...

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.