Explore details about location Mulchén - Alto Caledonia - Estero Pehuenco. Mulchén - Alto Caledonia - Estero Pehuenco is a location situated within the Mulchén alongside other areas such as Amunategui, Unzueta, Villagra. Additionally, some smaller parts of Mulchén - Alto Caledonia - Estero Pehuenco include specific areas like Eckers adding to the diversity of its landscape.