The Orinoco is one of the longest rivers in South America at 2,140 km (1,330 mi). Its drainage basin, sometimes known as the Orinoquia, covers ca 1 million km2, with 65% of it in Venezuela and the 35% in Colombia. It is the fourth largest river in the world by discharge volume of water. The nevertheless high volume flow of the Orinoco can be explained by the high precipitation in almost the entire catchment area. The Orinoco River and its tributaries are the major transportation system for eastern and interior Venezuela and the Llanos of Colombia. The environment and wildlife in the Orinoco's basin are extremely diverse.
Guayas is a coastal province in Ecuador. It is bordered to the west by Manabí, Santa Elena, and the Pacific Ocean ; to the east by Los Ríos, Bolívar, Chimborazo, Cañar, and Azuay; to the north by Los Ríos and Bolívar; and to the south by El Oro and the Pacific Ocean.
The Adams–Onís Treaty of 1819, also known as the Transcontinental Treaty, the Spanish Cession, the Florida Purchase Treaty, or the Florida Treaty, was a treaty between the United States and Spain in 1819 that ceded Florida to the U.S. and defined the boundary between the U.S. and Mexico. It settled a standing border dispute between the two countries and was considered a triumph of American diplomacy. It came during the successful Spanish American wars of independence against Spain.
The Apure River is a river of southwestern Venezuela, formed by the confluence of the Sarare and Uribante near Guasdualito, in Venezuela, at 7°15′N70°40′W, and flowing across the Llanos into the Orinoco. It provides significant transportation in the area.
The Júcar or Xúquer is a river in Spain, on the Iberian Peninsula. The river runs for approximately 509 km.
Montoro is a municipality of Spain belonging to the province of Córdoba, Andalusia. Housing lies on a bend of the river Guadalquivir, which envelopes from West, North, and East.
The Guaviare is a tributary of the Orinoco in Colombia. It flows together with the upper Orinoco, which it clearly surpasses in length and water flow. Thus, the Guaviare is hydrologically the main stream of the Orinoco system.
The Alagón is a 205 km long river in Spain, right tributary to the Tagus, as well as this river's longest tributary. Its source is at 1,060 m in the Sierra de Francia, near the village Frades de la Sierra, south of Salamanca. The Alagón flows southwest, through the towns San Esteban de la Sierra, Guijo de Granadilla, and Coria. It finally joins the Tagus at Alcántara.
San Rafael is a district of the Guatuso canton, in the Alajuela province of Costa Rica.
Río Portugués is a river in the municipality of Ponce, Puerto Rico. In the 19th century, it was also known as Río de Ponce. Twenty-one bridges for motor vehicle traffic span Río Portugués in the municipality of Ponce alone. The river is also known as Río Tibes in the area where it flows through barrio Tibes in the municipality of Ponce. Río Portugués has a length of nearly 30 kilometers (19 mi) and runs south from the Cordillera Central mountain range into the Caribbean Sea. The Portugués is one of the best-known rivers in Ponce because of its prominent zigzagging through the city and its historical significance. The river is historically significant because the city of Ponce had its origins on its banks. It was originally known as Río Baramaya. It has its mouth at 17°58′51″N66°37′26″W. This river is one of the 14 rivers in the municipality.
The Lempa River is a 422-kilometre-long (262 mi) river in Central America.
The Pico River is a binational river of Patagonian Argentina and Chile. It is a tributary of the Figueroa River which it enters near El Manzanito in Chile. The Pico Rivers arises at the confluence of the Río Tromencó and the Río de las Mulas in Tehuelches Department, Chubut Province, Argentina, about 5.5 kilometres (3.4 mi) east-southeast of the village of Río Pico and about 40 kilometres (25 mi) east of the Chilean border. The river was named in honour of the engineer Octavio Pico y Burgess (1837–1892), who headed the Boundary Commission that settled the border conflict between Argentina and Chile.
Chiquito River is a river in the municipality of Ponce, Puerto Rico. This river feeds into Río Portugués in the sector called Parras, about 0.5 km (0.3 mi) north of the intersection of PR-504 and PR-505. It has its origin in the mountains west of Montes Llanos. Río Chiquito is fed by Quebrada del Pastillo. This river is one of the 14 rivers in the municipality of Ponce.
Río Matilde is a short river in the municipality of Ponce, Puerto Rico. It forms from the confluence of Rio Pastillo and Rio Canas. Río Matilde is one of the 14 rivers in the municipality and, forming at an altitude of just 15 feet (4.6 m), it forms at an altitude lower than any other river in the municipality.
San Luis Río Colorado is a municipality in the Mexican state of Sonora in northwestern Mexico, covering an area of 8412.75 km2.
The Alberche is a river in the provinces of Ávila, Madrid and Toledo, central Spain. It begins its course at 1,800 m in Fuente Alberche, San Martín de la Vega del Alberche municipal term, Ávila Province. It forms the natural division between the Sierra de Gredos and the Sierra de Guadarrama, in the Sistema Central.
Ríos Rosas is a neighborhood of Madrid belonging to the district of Chamberí. It takes its name from Antonio de los Ríos Rosas, a 19th-century politician.
Río Cuarto is a canton in the Alajuela province of Costa Rica. The head city is in Río Cuarto district.
