The Naviglio Grande is a canal in Lombardy, northern Italy, connecting the Ticino river near Tornavento to the Porta Ticinese dock, also known as the Darsena, in Milan. It drops 34 m over 49.9 km. It varies in width from 22 to 50 m from Tornavento to Abbiategrasso, dropping to 15 m between there and Milan.