The Biobío Region is one of Chile's sixteen regions. With a population of 1.5 million, thus being the third most populated region in Chile, it is divided into three provinces: Arauco, Biobío and Concepción. The latter contains its capital and largest city, Concepción, a major city and metro area in the country. Los Ángeles, capital of the Biobío Province, is another important city in the region.
The Araucanía, La Araucanía Region is one of Chile's 16 first-order administrative divisions, and comprises two provinces: Malleco in the north and Cautín in the south. Its capital and largest city is Temuco; other important cities include Angol and Villarrica.
Los Ángeles is the capital of the province of Bío Bío, in the commune of the same name, in Bío Bío, in the center-south of Chile. It is located between the Laja and Biobío rivers. The population is 186,671 inhabitants. The municipality ("comuna") of Los Ángeles has the highest absolute rural population of any Chilean municipality.
The Biobío River is the second largest river in Chile. It originates from Icalma and Galletué lakes in the Andes and flows 380 km to the Gulf of Arauco on the Pacific Ocean.
Angol is a commune and capital city of the Malleco Province in the Araucanía Region of southern Chile. It is located at the foot of the Nahuelbuta Range and next to the Vergara River, that permitted communications by small boats to the Bío-Bío River and Concepción. This strategic position explains the successive foundations of this city during the Arauco War. It was first founded in 1553 as a "conquistador" fort of Confines, the fort was later destroyed and rebuilt several times and it was not until the Pacification of Araucania in the late 19th century that it was rebuilt with the name of Angol. The city has a current population of approximately 53,000. Within the electoral divisions of Chile, it belongs to the 48th electoral district and the 14th senatorial circumscription.
Biobío Province is one of three provinces of the Chilean region of Biobío (VIII). Its capital is Los Ángeles. It is bounded on the north, west and south by the provinces of Concepción, Arauco and Malleco, respectively, and on the east by Argentina. It has an area of 14,987.9 km2 (5,787 sq mi) of well-wooded and mountainous country, and exports timber to a large extent. The population is 373,981 according to the census of 2012.
Yumbel is a city and commune of the Province of Bío Bío in the region of the same name, Chile.
La Frontera is a name used in Chile to refer to the region around the Bío Bío River, or to the whole area between there and the Toltén River. The use of this latter definition is largely coterminous with the historical usage of Araucanía. The term was coined during the period when the region was the frontier of the Captaincy General of Chile, then a part of the Spanish Empire and later the Republic of Chile, with the Mapuche people inhabiting the Araucanía following their revolt in 1598. Subsequently, the Spanish Empire established a system of forts between the Bío Bío River and the Itata River, as well as some within the Araucanía. This system continued through the 18th century and into the 19th century.
Nacimiento is a Chilean city situated in the Bío Bío Province, Bío Bío Region, 550 km (342 mi) south of Santiago, and 104 km (65 mi) from the closest major city in the region, Concepción.
Lebu is a port city and commune in central Chile administered by the Municipality of Lebu. Lebu is also the capital of Arauco Province in Bío Bío Region. It lies on the south bank of the mouth of the Lebu River.
Aillarehue or Ayllarehue ; a confederation of rehues or family-based units (lof) that dominated a region or province. It was the old administrative and territorial division of the Mapuche, Huilliche and the extinct Picunche people. Aillarehue acted as a unit only on special festive, religious, political and especial military occasions. Several aillarehues formed the Butalmapu, the largest military and political organization of the Mapuche.
Renaico River is a Chilean river that, along all its length, straddles the border between the regions of Bío Bío and La Araucanía. Renaico River rises from the northwest flank of Cordillera de Pemehue, a western spur of the Andes Mountains, north of Tolhuaca volcano. In its upper course, the river parallels the east and north border of Malleco National Reserve. The river terminates approximately 7 km downstream from the city of Renaico, where it joins the Vergara River.
San Rosendo is a Chilean city and commune in Bío Bío Province, Bío Bío Region.
Negrete is a Chilean town and commune in Bío Bío Province, Bío Bío Region. It is bordered by the commune of Los Ángeles to the north, Renaico to the south, Mulchén to the east and Nacimiento to the west.
Tavolevo River, a tributary of the Biobío River. in Chile. It has two tributaries the Culenco River flowing southeast from the Nahuelbuta Range in the Catirai region and the Nicodahue River that flows north from the La Araucanía Region and its two tributaries the Esperanza and Maitenrehue Rivers that all originate northwest of Angol. It is sometimes considered part of the Nicodahue River. The Tavolevo flows into the Bio Bio fifty kilometers beyond the confluence of the Nicodahue and Culenco Rivers and seven kilometers to the north of Nacimiento. Immediately downstream from its mouth was the location of the old fort of Espirito Santo and on its banks significant placer gold deposits. The river was navigable by flatboats up to nine kilometers above its confluence with the Bio Bio. Its Mapudungun name meant confluence.
Santa Bárbara is a Chilean city and commune in Bío Bío Province, Bío Bío Region. In 2004 a great portion of its territory was taken off to form the new commune of Alto Bío Bío.
Chivicura was a fort erected in 1593 by the Royal Governor of Chile, Martín García Oñez de Loyola on the south bank of the Biobío River, to the west of the confluence of the Rele River with the Bio Bio, in what is now the commune of Santa Juana, Chile. It was in communication with the fort Jesus de Huenuraquí across the river securing the communications of the city of Santa Cruz de Coya in Catirai. Both forts and the city were destroyed by the Moluche in 1599. The name Chivicura means light stone, from chiv or shyv, light and from cura, stone.
Santa Fe de la Ribera was a fort constructed in 1602, by Alonso de Ribera at the confluence of the Biobio River and Vergara River, near the island of Diego Diaz. Its first garrison was two companies of soldiers, under the captains Francisco de Puebla and Alonso González de Nájera, who was in command of the place.
Fort Tolpán was built in 1657, by order of governor Pedro Porter Casanate by captain Alonso de Cordova y Figueroa on the Tolpán or Trolpán River. The Tolpán River was the name at that time for what is now the lower part of the Renaico River and then the Vergara River from the confluence with the Renaico until where it empties into the Bio Bio River. Tolpán or Trolpán is a contraction of the Mapudungun thol, "in front", and of pagui, "lion", meaning "in front of lion". Located at the confluence of the Renaico and Vergara Rivers, captain Cordova y Figueroa used the fort to operate against the Mapuche lands round about during the Mapuche Insurrection of 1655 but it was abandoned a few years later.
Alto Biobío is a commune in central Chile, located in the Province of Biobío, in the Biobío Region.
