. . "The Terdoppio is a river of Piedmont and Lombardy (northern Italy). It starts from the Piedmontese Prealps in the area between Lake Orta and Lake Maggiore, and then crosses the province of Novara."@en . . . . "Terdoppio"@en . . "5.15e+08"^^ . . "86000.0"^^ .