Michincha is a stratovolcano on the border of Bolivia and Chile. It is part of an east–west trending ridge of stratovolcanoes. To its east lies Olca. The only historical activity from the complex was a flank eruption from 1865 to 1867. Sources Stratovolcanoes of Chile Subduction volcanoes Volcanoes of Potosí Department Mountains of Chile Polygenetic volcanoes Bolivia–Chile border International mountains of South America Volcanoes of Tarapacá Region Holocene stratovolcanoes