| River | Country | % Correct |
|---|---|---|
| Madeira | Bolivia / Brazil | 100%
|
| Içá | Brazil / Peru / Colombia / Ecuador | 100%
|
| Mackenzie | Canada | 100%
|
| Yellow River | China | 100%
|
| Yangtze | China | 100%
|
| Mekong | China / Myanmar / Laos / Thailand / Cambodia / Vietnam | 100%
|
| Seine | France | 100%
|
| Ganges | India / Bangladesh | 100%
|
| Euphrates | Iraq / Turkey / Syria | 100%
|
| Po | Italy | 100%
|
| Indus | Pakistan / India / China | 100%
|
| Paraguay | Paraguay / Brazil / Argentina / Bolivia | 100%
|
| Oder | Poland / Czechia / Germany | 100%
|
| Volga | Russia | 100%
|
| Ural | Russia / Kazakhstan | 100%
|
| Rhône | Switzerland / France | 100%
|
| Tigris | Turkey / Iraq / Syria | 100%
|
| Thames | United Kingdom | 100%
|
| Yukon | United States / Canada | 100%
|
| Colorado | United States / Mexico | 100%
|
| Blue Nile | Ethiopia / Sudan | 92%
|
| Vistula | Poland | 92%
|
| Saint Lawrence | Canada / United States | 88%
|
| Syr Darya | Kyrgyzstan / Uzbekistan / Tajikistan / Kazakhstan | 88%
|
| Mississippi | United States | 88%
|
| Churchill | Canada | 86%
|
| Loire | France | 86%
|
| Yenisei | Russia / Mongolia | 86%
|
| Don | Russia / Ukraine | 86%
|
| Zambezi | Zambia / Angola / Namibia / Botswana / Zimbabwe / Mozambique | 86%
|
| Weser | Germany | 83%
|
| Brahmaputra | China / India / Bangladesh | 80%
|
| Murray | Australia | 78%
|
| Gambia | Gambia / Senegal / Guinea | 78%
|
| Krishna | India | 78%
|
| Shinano | Japan | 78%
|
| Limpopo | Mozambique / Zimbabwe / South Africa / Botswana | 78%
|
| Trent | United Kingdom | 78%
|
| Orinoco | Venezuela / Colombia / Guyana | 78%
|
| São Francisco | Brazil | 75%
|
| Rio Grande | Mexico / United States | 75%
|
| Orange | South Africa / Namibia / Botswana / Lesotho | 75%
|
| Ebro | Spain | 75%
|
| Tagus | Spain / Portugal | 75%
|
| Dalälven | Sweden | 75%
|
| Elbe | Czechia / Germany | 71%
|
| Tiber | Italy | 71%
|
| Columbia | United States / Canada | 71%
|
| Narva | Estonia / Russia | 70%
|
| Severn | United Kingdom | 70%
|
| Darling | Australia | 67%
|
| Murrumbidgee | Australia | 67%
|
| Hong | China / Vietnam | 67%
|
| Senegal | Guinea / Senegal / Mali / Mauritania | 67%
|
| Volta | Ghana / Burkina Faso / Togo / Ivory Coast / Benin | 64%
|
| Madre de Dios | Peru / Bolivia | 64%
|
| Fraser | Canada / United States | 63%
|
| Dniester | Ukraine / Moldova | 63%
|
| Bermejo | Argentina / Bolivia | 60%
|
| Essequibo | Guyana | 60%
|
| Kwango | Angola / DR Congo | 57%
|
| Tocantins | Brazil | 57%
|
| Inn | Switzerland / Austria / Germany | 57%
|
| Iguaçu | Brazil / Argentina | 56%
|
| Songhua | China | 56%
|
| Lachlan | Australia | 50%
|
| Cooper | Australia | 50%
|
| Purús | Brazil / Peru | 50%
|
| Ubangi | DR Congo / Central African Republic / Republic of Congo | 50%
|
| Garonne | France / Spain | 50%
|
| Yamuna | India | 50%
|
| Shatt al-Arab | Iraq / Iran | 50%
|
| Daugava | Latvia / Belarus / Russia | 50%
|
| Irrawaddy | Myanmar | 50%
|
| Marañón | Peru | 50%
|
| Xingu | Brazil | 44%
|
| Pilcomayo | Paraguay / Argentina / Bolivia | 40%
|
| Ogooué | Gabon / Republic of the Congo | 38%
|
| Helmand | Afghanistan / Iran | 33%
|
| Panj | Afghanistan / Tajikistan | 33%
|
| Flinders | Australia | 33%
|
| Athabasca | Canada | 33%
|
| Magdalena | Colombia | 33%
|
| Maas | France / Belgium / Netherlands | 33%
|
| Aras | Turkey / Armenia / Azerbaijan / Iran | 33%
|
| Amu Darya | Uzbekistan / Turkmenistan / Tajikistan / Afghanistan | 33%
|
| Kherlen | Mongolia / China | 29%
|
| Kızılırmak | Turkey | 27%
|
| Maritsa | Bulgaria / Greece / Turkey | 25%
|
| Guaviare | Colombia | 25%
|
| Chenab | India / Pakistan | 25%
|
| Kapuas | Indonesia | 25%
|
| Araguaia | Brazil | 22%
|
| Salween | China / Myanmar / Thailand | 20%
|
| Kemijoki | Finland | 20%
|
| Okavango | Namibia / Angola / Botswana | 20%
|
| Sepik | Papua New Guinea / Indonesia | 20%
|
| Huallaga | Peru | 20%
|
| Alazeya | Russia | 20%
|
| Kasai | Angola / DR Congo | 17%
|
| Ruvuma | Tanzania / Mozambique | 17%
|
| Lomami | DR Congo | 15%
|
| Orontes | Lebanon / Syria / Turkey | 14%
|
| Neman | Belarus / Lithuania / Russia | 13%
|
| Glomma | Norway | 13%
|
| Brazos | United States | 13%
|
| Hari | Afghanistan / Iran / Turkmenistan | 11%
|
| Kagera | Burundi / Rwanda / Tanzania / Uganda | 10%
|
| Luvua | DR Congo / Zambia / Tanzania | 10%
|
| Mezen | Russia | 10%
|
| Kura | Turkey / Georgia / Azerbaijan | 9%
|
| Beni | Bolivia | 0%
|
| Komoé | Burkina Faso / Ivory Coast | 0%
|
| Benue | Cameroon / Nigeria | 0%
|
| Tarim | China | 0%
|
| Vltava | Czechia | 0%
|
| Aruwimi | DR Congo | 0%
|
| Atbarah | Ethiopia / Sudan | 0%
|
| Rioni | Georgia | 0%
|
| Narmada | India | 0%
|
| Chu | Kyrgyzstan / Kazakhstan | 0%
|
| Lerma | Mexico | 0%
|
| Draa | Morocco | 0%
|
| Shire | Mozambique / Malawi | 0%
|
| Chindwin | Myanmar | 0%
|
| Vardar | North Macedonia / Greece | 0%
|
| Fly | Papua New Guinea / Indonesia | 0%
|
| Warta | Poland | 0%
|
| Bug | Poland / Belarus / Ukraine | 0%
|
| Lena | Russia | 0%
|
| Jabba | Somalia | 0%
|
| Vaal | South Africa | 0%
|
| Mun | Thailand | 0%
|
| Platte | United States | 0%
|
| Chambeshi | Zambia | 0%
|