Laguna del Maule (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 lava flows which surround Laguna del Maule lake. The field gets
Laguna Madre (United States) Pleistocene epoch, over 12,000 years ago. Early peoples obtained oysters from the bay, which were eliminated due to changes in salinity after the full formation of Laguna Madre. The first people to encounter the new lagoon were most likely the nomadic Karankawa and Coahuiltecan Indians. The Spanish explorer Alonso Álvarez de Pineda is believed to be the first European to come in contact with Laguna Madre in the early 16th century, and is credited with giving it the name, which is Spanish for "mother lagoon". Several land grants were handed out by the Spanish government for ranching near the lagoon.