Rio Negro (Tocantins)
| Rio Negro | |
|---|---|
| Location | |
| Country | Brazil | 
| Physical characteristics | |
| Source | |
| • location | Tocantins state | 
Rio Negro (Portuguese for "black river") is a river of Tocantins state in central Brazil.
See also
References
 
| Rio Negro | |
|---|---|
| Location | |
| Country | Brazil | 
| Physical characteristics | |
| Source | |
| • location | Tocantins state | 
Rio Negro (Portuguese for "black river") is a river of Tocantins state in central Brazil.