Explore hiking trails around Rivas-Vaciamadrid, Comunidad de Madrid. The best hike near Rivas-Vaciamadrid is Collado de Cerromalejo Loop via Pista forestal de la Calle Alta, a 6.0 mile loop in Parque Natural de la Sierra de Guadarrama Norte. Rivas-Vaciamadrid has population 101637.0.