and thence to Forum Flaminii (S. Giovanni Profiamma). Later, a more circuitous route from Narnia to Forum Flaminii was adopted, increasing the distance by 12 Roman miles (18 km) and passing by Interamna Nahars (Terni), Spoletium (Spoleto) and Fulginium (Foligno) from which a branch diverged to Perusia (Perugia).

From Forum Flaminii, where the two branches rejoined,