What end of Italy is Castiglione in?

There are many places called Castiglione in Italy. There is no one single area where these villages and towns are centered. You can find places called Castiglione in Abruzzo, Calabria, Campania, Emilia-Romagna, Lazio, Lombardy, Liguria, Piedmont, Sicily, Tuscany, and Umbria.