Laguna del Maule (volcano) 2017. The Chilean National Geology and Mining Service monitors the volcano. Laguna del Maule (volcano) Laguna del Maule is a volcanic field in the Andes mountain range of Chile, close to, and partly overlapping, the Chile-Argentina frontier. The bulk of the volcanic field is in the Talca province of Chile's Maule Region. It is a segment of the Southern Volcanic Zone, part of the Andean Volcanic Belt. Many of the volcanic centres in the Laguna del Maule volcanic field formed during postglacial times, after glaciers had retreated from the area. This activity has generated cones, lava domes, lava coulees and
Laguna del Barco Laguna del Barco Laguna del Barco is a glacial lake in the Sierra de Gredos near the town of El Barco de Ávila, in the province of Ávila, Spain. The lake is at an altitude of . It lies in a long glacial valley on the north side of Covacha, one of three such valleys. Covacha, with a height of is the highest point on the main ridge of the western Sierra de Gredos. The exit from the natural lake has been dammed to increase its storage capacity. The lake can be reached on foot from the hamlet of La