Barbarian tribesmen overran many rich Roman cities, destroying the existing social and economic order and leaving the great Roman aqueducts, coliseums, temples, and roads in ruins.

The great aqueducts would fall, the public fountains fail; and for a thousand years afterward the Romans would be reduced to drawing their water by hand from the Tiber.

In A.D. 79, a young Roman engineer whose predecessor has disappeared tries to repair the great aqueduct near the Bay of Naples and Mount Vesuvius.

I picked up the Michelin Guide to Provence, and looked at the sketch of the great aqueduct which is on the cover.

He then saw the great aqueducts, those stone phantoms which he had before remarked, only then they were on the right hand, now they were on the left.

All the water in Deforya comes from the great ancient aqueducts.

In Rome alone, it has been estimated that over 340 million gallons a day were needed from the 11 great aqueducts which poured into the city.

Barcelona's water agency asked a French panel two years ago to study the viability of a great aqueduct bringing water from the Rhone.

They entered through the Asinarian Gate, passing the great aqueducts of Claudius and Marcian.

Their joined forces immediately marched on Carthage, pausing on the way to demolish the great aqueduct on which the capital chiefly depended for its water supply.