mirador del bio bio is a Observation deck located in Mulchen, Mulchén, Bío Bío. It is one of the 30 Observation decks in Chile. Address of mirador del bio bio is Ruta 5, Mulchen, Mulchén, Bío Bío, Chile. mirador del bio bio is located in a remote area, with less than 1 listed places around it. mirador del bio bio is rated 4 (out of 5 stars) by 82 reviewers on the web.