A channel built to carry water to towns and cities. In some places these channels were supported by a series of arches. The Romans built many aqueducts, including the Pont du Gard near Nimes, France, and those found in Spain at Tarragona and Segovia.Examples: Roman, Pont du Gard Aqueduct, near Nimes, France, c. 20-10 BCE. See Roman art.