| Continent | Length (miles/km) | River | % Correct |
|---|---|---|---|
| Americas | 3,976 / 6400 | Amazon | 100%
|
| Africa | 4,132 / 6,650 | Nile | 100%
|
| Americas | 3,902 / 6,275 | Mississippi | 97%
|
| Asia | 3,395 / 5464 | Yellow | 90%
|
| Africa | 2,922 / 4,700 | Congo | 87%
|
| Asia | 3,917 / 6300 | Yangtze | 87%
|
| Asia | 3,364 / 5,410 | Ob | 68%
|
| Asia | 2,763 / 4,444 | Amur | 55%
|
| Asia | 3,445 / 5,539 | Yenisei | 52%
|
| Americas | 3,030 / 4,880 | Parana | 45%
|