PR-52 Salinas Follow Highway PR-53 N and PR-54 towards PR-3 N in Arroyo. (26,8 km) Follow PR-3 N towards Carretera 181/PR-181 Bo. Marin, Patillas 00723. PR-30 Cruz Ortiz Stella Highway, Humacao Take Highway PR-53 S, PR-901 and PR-3 S towards Avenida Luis Muñoz Marín in Patillas. (46,9 km) Drive onto Highway 181/PR-181. (2,6 km) Bo. Marin, Patillas 00723