Po (river) 70,000 in Italy, of which 41,000 is in montane environments and 29,000 on the plain. The Po is the longest river in Italy; at its widest point its width is . The Po extends along the 45th parallel north. The river flows through many important Italian cities, including Turin (Torino), Piacenza and Ferrara. It is connected to Milan through a net of channels called "navigli", which Leonardo da Vinci helped design. Near the end of its course, it creates a wide delta (with hundreds of small channels and five main ones, called "Po di Maestra", "Po della Pila", "Po delle
Vara (river) Vara (river) The Vara is a river of the Province of La Spezia in Liguria, north-west Italy. The river runs through Varese Ligure, Brugnato, Borghetto di Vara and Castiglione di Vara. At it is the longest river in Liguria. The main source of the river is on Monte Zatta; for much of its course it flows in a southeasterly direction, parallel to the Riviera di levante, in the valley which takes its name: the Val di Vara. The river flows into the Magra, as a right tributary, at Fornola within the commune of Santo Stefano di Magra. The "Département du