A lot more Long lasting and of far more economic effects have been canals like the Naviglio Grande created among 1127 and 1257 to attach Milan Together with the river Ticino. The Naviglio Grande is The most crucial with the lombard "navigli"[21] plus the oldest operating canal in Europe. https://socialtechnet.com/story5716474/how-canal-infantil-can-save-you-time-stress-and-money