From Rome head south on the SS 7 Appia for around 70 Km. as far as the junction to the left for Latina Scalo, continue for 7 Km as far as the turning on the right for the castle of Sermoneta. Rejoining the SS 7 Appia on the left you continue for 8 Km. as far as the crossroad with SS 156, here you turn left and continue for 50 Km to arrive in Frosinone, you follow the SS 155 (11 Km) as far as Alatri and continue for 9 Km in the direction of the castle of Fumone. Returning to Alatri, you turn left on the SS 155 for 6 Km., and then turn right for 4 Km. as far as Guardino.Taking the SS 411, after 14 Km you arrive at Altipiani di Arcinazzo where you turn right and continue for 7 Km. as far as the castle of Trevi nel Lazio.

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