Today as in Ancient Rome the aqueduct terminates at fountains. It does not connect to the standard modern municipal plumbing. Whether that counts as being opera

Today as in Ancient Rome the aqueduct terminates at fountains. It does not connect to the standard modern municipal plumbing. Whether that counts as being operated for "tourist purposes" is a matter of definition. https://en.wikipedia.org/wiki/Acqua_Vergine https://en.wikipedia.org/wiki/Acqua_Vergine