What is "casalnuovo"

Casalnuovo ("New Casale") is the name of several places in Italy:

• Casalnuovo di Napoli, a municipality of the Province of Naples, Campania
• Casalnuovo Monterotaro, a municipality of the Province of Foggia, Apulia
• Casalbuono, a municipality of the Province of Salerno, Campania; known as Casalnuovo until 1862