| River | Country | % Correct |
|---|---|---|
| Nile | Egypt | 100%
|
| Mekong | China | 95%
|
| Danube | Germany | 95%
|
| Ganges | India | 90%
|
| Rio Grande | United States | 90%
|
| Euphrates | Turkey | 86%
|
| Dnieper | Russia | 83%
|
| Gambia | Senegal | 82%
|
| Parana | Brazil | 73%
|
| Zambezi | Mozambique | 59%
|
| Orinoco | Colombia | 57%
|
| Limpopo | South Africa | 50%
|
| Douro | Spain | 45%
|
| Volta | Ghana | 40%
|
| Syr Darya | Uzbekistan | 32%
|
| Drava | Italy | 19%
|