Explore hiking trails around Mamouros, Alva e Ribolhos, Viseu. The best hike near Mamouros, Alva e Ribolhos is Avenida Ramos Pinto Loop, a 3.9 mile loop in Jardim da Praça do Infante Dom Henrique. Mamouros, Alva e Ribolhos has population 1188.0.