Topino

The Topino is a river in Umbria, central Italy. It was known in ancient times as "Supunna" by Umbri and later in Latin as "Tinia"
 and is mentioned by Dante Alighieri in the "Canto" XI of the "Paradise". It is the main tributary of the Chiascio, in the Tiber basin. It is about 50 km long, and its drainage basin covers 1,234 km2.
Its spring is on the slopes of the Monte Pennino, at , in the territory of Nocera Umbra. Topino's tributaries include the Menotre, the Clitunno (known as Timia past its confluence with Marroggia creek) and the Ose. After passing through the "comuni" of Valtopina, Foligno, Bevagna, Cannara and Bettona, it joins the Chiascio at Passaggio.