| River | Country | River | % Correct |
|---|---|---|---|
| Elbe | Germany | Rhine | 94%
|
| Shatt al-Arab | Iraq | Euphrates | 94%
|
| Colorado | United States | Hudson | 94%
|
| Mackenzie | Canada | St. Lawrence | 92%
|
| Amur | Russia | Don | 92%
|
| Murray | Australia | Darling | 89%
|
| Irrawaddy | Myanmar | Mekong | 89%
|
| Blue Nile | Sudan | White Nile | 89%
|
| Rhone | Switzerland | Inn | 89%
|
| Tyne | United Kingdom | Avon | 83%
|
| Indus | China | Pearl | 81%
|
| Amazon | Colombia | Orinoko | 81%
|
| Vistula | Poland | Oder | 81%
|
| Senegal | Mali | Niger | 78%
|
| Orange | South Africa | Limpopo | 78%
|
| Godavari | India | Brahmaputra | 72%
|
| Ebro | Spain | Douro | 72%
|
| Congo | Angola | Zambezi | 67%
|
| Tisza | Serbia | Sava | 47%
|