Part one of term paper
An example of the Roman ability to turn necessity into practical reality was the development of the aqueduct (from the Latin ducere, meaning, "to lead," and aqua, meaning "water"). Aqueducts were designed to bring fresh water from springs into the city for public use. Pont du Gard is a Roman aqueduct, which brought fresh water to the city f ...

Part two of term paper
... it had to cross the gorge of the River Gordon, it was necessary to build a stone bridge to carry it. It was constructed in three tiers, each with narrow barrel vaults. Those on the first two tiers are of the same size, while the third story vaults-which actually carried the channel containing the water-were smaller. The voussoirs that comprise the arches weigh up to 6 tons each. They were precisely cut to standard measurements, dressed (shaped and smoothed), and then fitted into place with no m ...