U.S. Republican presidential candidate Donald Trump (2nd from L) watches with his wife Melania as Serena Williams of the U.S. plays against her sister and compatriot Venus Williams in their quarterfinals match at the U.S. Open Championships tennis tournament in New York, September 8, 2015.
noun. An aqueduct in France. An aqueduct in France. In anatomy, an aqueduct is defined as a tube that liquids pass through.
Several of the 11 aqueducts of ancient Rome, constructed between 312 B.C. and 226 A.D., carried water all the way from Tivoli, about 43 miles (70 km) away [source: Antiquities ]. The longest of the aqueducts, Anio Novus, was nearly 60 miles (97 km) in length [source: InfoRoma ].Â­ncient Aqueducts. To achieve a consistent, shallow slope to move the water in a continuous flow, the Romans lay underground pipes and constructed siphons throughout the landscape. Workers dug winding channels underground and created networks of water pipes to carry water from the source lake or basin into Rome.