| Continent | Length (Km) | River | % Correct |
|---|---|---|---|
| Africa | 6650 | Nile | 97%
|
| S. America | 6437 | Amazon | 90%
|
| Europe | 2860 | Danube | 90%
|
| N. America | 3766 | Mississippi | 90%
|
| Africa | 4700 | Congo | 83%
|
| Europe | 3531 | Volga | 83%
|
| Asia | 6300 | Yangtze | 83%
|
| Asia | 5464 | Yellow River | 76%
|
| N. America | 3768 | Missouri | 72%
|
| Australia | 2375 | Murray | 69%
|
| Africa | 4180 | Niger | 55%
|
| Australia | 1472 | Darling | 48%
|
| S. America | 4880 | Paraná | 41%
|
| Asia | 5539 | Yenisei | 41%
|
| N. America | 3190 | Yukon | 41%
|
| Europe | 2429 | Ural | 34%
|
| S. America | 3807 | Tocantins | 21%
|
| Australia | 1485 | Murrumbidgee | 14%
|
| Antartica | 32 | Onyx | 7%
|
| Antartica | 15 | Alph | 3%
|
| Antartica | 10 | Aiken | 0%
|