The Heath River, which runs from the

Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...

surrounding

Lake Titicaca Lake Titicaca (; es, Lago Titicaca ; qu, Titiqaqa Qucha) is a large freshwater lake in the Andes mountains on the border of Bolivia and Peru. It is often called the highest navigable lake in the world. By volume of water and by surface area, ...

northwards to the

Madre de Dios River The Madre de Dios River () is a river shared by Bolivia and Peru which is homonymous to the Peruvian region it runs through. On Bolivian territory it receives the Beni River, close to the town of Riberalta, which later joins with the Mamore Rive ...

, marks the natural border between

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

and

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

The Eja Sonene

indigenous Indigenous may refer to: *Indigenous peoples *Indigenous (ecology), presence in a region as the result of only natural processes, with no human intervention *Indigenous (band), an American blues-rock band *Indigenous (horse), a Hong Kong racehorse ...

community lives in the area. They are an ethnic group belonging to either the Tacana-speaking

Arawak The Arawak are a group of indigenous peoples of northern South America and of the Caribbean. Specifically, the term "Arawak" has been applied at various times to the Lokono of South America and the Taíno, who historically lived in the Greater ...

, who migrated from the west or those of Pano origin, who originate from the lower reaches of the

Madeira River The Madeira River ( pt, Rio Madeira, link=no ) is a major waterway in South America. It is estimated to be in length, while the Madeira-Mamoré is estimated near or in length depending on the measuring party and their methods. The Madeira is ...

. Named for the American explorer Dr

Edwin R. Heath Edwin Ruthven Heath (1839-1932) was an American physician and explorer. He is best known for his exploration and mapping of the rivers of the Madre de Dios region in Peru and Bolivia. The Heath River on the Peru/Bolivia border and Puerto Heath, ...

in the 1880s, the river borders lowland

savannah A savanna or savannah is a mixed woodland-grassland (i.e. grassy woodland) ecosystem characterised by the trees being sufficiently widely spaced so that the Canopy (forest), canopy does not close. The open canopy allows sufficient light to rea ...

and

rainforest Rainforests are characterized by a closed and continuous tree canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforest can be classified as tropical rainforest or temperate rainfores ...

. An early expedition to explore the Heath River basin was led by the British explorer Colonel

Percy Harrison Fawcett Percy Harrison Fawcett (18 August 1867 during or after 1925) was a British geographer, artillery officer, cartographer, archaeologist, and explorer of South America. Fawcett disappeared in 1925 (along with his eldest son, Jack, and one of ...

in 1910.

References

External links

Map of Heath River and Tambopata area
Rivers of Peru Rivers of La Paz Department (Bolivia) Bolivia–Peru border International rivers of South America Rivers of Madre de Dios Region {{Peru-river-stub