| Río | % Correcto |
|---|---|
| Amazonas | 97%
|
| Nilo | 96%
|
| Misisipi | 82%
|
| Amarillo | 60%
|
| Congo | 60%
|
| Misuri | 49%
|
| Níger | 47%
|
| Mekong | 43%
|
| Yangtsé | 40%
|
| Paraná | 39%
|
| Obi | 22%
|
| Lena | 20%
|
| Amur | 19%
|
| Mackenzie | 18%
|
| Yeniséi | 17%
|