Italy has 20 regions.
Italy has 20 regions that are split into 110 provinces.
20, Sicily , abruzzo , marches ,apulia
Terentino verona brescia
To unify the regions in Italy
Italy has 20 regions =}
Northern Italy
Italy is divided into different regions because all of the regions are under different administrative divisions. One region in Italy is called Tuscan.
There are many regions in Italy. Italy has regions such as Aruzzo, Aosta Valley, Apulia, Campania, Lazio, Marche, Sardinia, Umbria, Veneto, and many other regions.
The last name "Rausa" primarily originates from Italy. It is a fairly common Italian surname, especially in the southern regions of Italy like Sicily and Calabria.
The last name Simi can be of Italian origin, as it is a common surname in Italy. The name may also be found in other countries or regions, but its roots are often traced back to Italy.
You need to explain what you mean by perceptual regions. What is that?