| Długość | Nazwa Rzeki | % Poprawnych |
|---|---|---|
| 6695 km | Nil | 99%
|
| 6800 km | Amazonka | 96%
|
| 4700 km | Kongo | 53%
|
| 5464 km | Huang He | 47%
|
| 4400 km | Lena | 46%
|
| 4500 km | Mekong | 43%
|
| 6275 km | Missouri | 42%
|
| 4160 km | Niger | 41%
|
| 4440 km | Amur | 35%
|
| 4102 km | Jenisej | 32%
|
| 4380 km | Parana | 31%
|
| 3180 km | Indus | 30%
|
| 3184 km | Jukon | 23%
|
| 4240 km | Mackenzie | 23%
|
| 3034 km | Rio Grande | 19%
|
| 3019 km | Syr-daria | 10%
|
| 6300 km | Jangncy | 9%
|
| 3530 km | Wołoga | 9%
|
| 5410 km | Itrysz | 8%
|
| 3060 km | Saluin | 4%
|