Explore hiking trails around San Carlos de Bariloche, Río Negro. The best hike near San Carlos de Bariloche is Cerro Catedral Norte via Sendero Refugio Frey and Sendero Villa Catedral - Refugio Frey, a 12.3 mile oneway in Reserva de Biósfera Andina Norpatagonica Centro. San Carlos de Bariloche has population 95394.0.