Are any major rivers in italy?

The two largest rivers in Italy are the Po and the Tiber. Po is the longest river in Italy and the longest in the southern Europe, with a catchment area of 71,000 km2. The river forms part of the longest inland waterway in Italy, the Po-Venice Lagoon Waterway. The Po is also navigable on most of its length, from Turin down to the Po Delta, where it ends in the Adriatic Sea.

The Tiber is the third-longest river in Italy, after the Po and the Adige, with a catchment area of 17,375 km2. It flows through Rome before entering the Tyrrhenian Sea, south of Ostia.