37°09′24″S 73°10′46″W / 37.15678°S 73.17958°W / -37.15678; -73.17958Andalicán during the era of conquest and colonial times in Chile was the name of the high hill in the middle of two ravines and site of a fortress built by the Mapuche in 1557 to prevent García Hurtado de Mendoza from invading La Araucanía[1] north of Marihueñu and the valley of Colcura.
[2] Andalicán is also a hill or promontory now in the northern part of the Arauco Province in the Bio-Bio Region of Chile.
It is the end of a long low ridge that starts in the mountains to the east and ends in a promontory on the coast extending into the Bay of Arauco to the north of the mouth of the Laraquete River.
It lies immediately to the south of Marihueñu and the valley of Chivilingo.
[3] This was the location of the rehue of Andalicán a part of the Moluche aillarehue of Arauco.