Rwizi Biobío (runozivikanwawo seBío Bío kana Bio-Bio) rwizi rwechipiri pakukura muChile. Runobva kumahombekombe eIcalma neGalletué muAndes uye runoyerera makiromita mazana matatu nemakumi masere kusvika kuGulf yeArauco paPacific Ocean. Mubvunzo: Rwizi rwakareba sei?
Makiromita 380