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
Mozart in Italy Leopold complained in his letters home about unheated inn rooms: "... freezing like a dog, everything I touch is ice". Early concert receipts were modest; according to Leopold, costs were running at around 50 florins a week. After having unwisely boasted about profits made from the grand tour, Leopold was now more cautious about revealing financial details. He tended to emphasise his expenses and minimise his takings, writing, for example: "... On the whole we shall not make much in Italy ... one must generally accept admiration and bravos as payment." The longest pause was two weeks spent in Verona,