San Buenaventura is a little town in northern Bolivia

Bolivia

Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...

, on the west bank of Beni River

Beni River

The Beni River is a river in the north of Bolivia.It rises north of La Paz and flows northeast through the pampas. One of the tributary rivers is Tuichi River in the Madidi National Park. Tuichi River joins the Beni River upstream from the town Rurrenabaque. South of Rurrenabaque, Río Beni runs...

, across the town Rurrenabaque

Rurrenabaque

Rurrenabaque is a small town in the North of Bolivia on the Beni River. It is the capital of Rurrenabaque Municipality. In recent years it has become popular with international tourism as it is an easy gateway for visits to Madidi National Park , as well as the surrounding pampas...

 on the east bank. The two towns are connected with a ferry.

The area is in the Amazon Basin

Amazon Basin

The Amazon Basin is the part of South America drained by the Amazon River and its tributaries that drains an area of about , or roughly 40 percent of South America. The basin is located in the countries of Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru, and Venezuela...

, and San Buenaventura is the access to the Madidi National Park, where the local vegetation

Vegetation

Vegetation is a general term for the plant life of a region; it refers to the ground cover provided by plants. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic characteristics. It is broader...

 is rainforest

Rainforest

Rainforests are forests characterized by high rainfall, with definitions based on a minimum normal annual rainfall of 1750-2000 mm...

.

San Buenaventura is in the La Paz Department, and the town is the seat of the San Buenaventura Municipality.