| River | Answer | % Correct |
|---|---|---|
| Nile | Cairo | 100%
|
| Tigris | Baghdad | 87%
|
| Yangtze | Shanghai | 87%
|
| Congo | Kinshasa | 80%
|
| Danube | Vienna | 72%
|
| Thames | London | 70%
|
| Seine | Paris | 67%
|
| Amazon | Manaus | 66%
|
| Mekong | Ho Chi Minh City | 56%
|
| St Lawrence | Montreal | 54%
|
| Mississippi | Memphis | 49%
|
| Brahmaputra | Dhaka | 46%
|
| Indus | Karachi | 46%
|
| Ganges | Kolkata | 46%
|
| Rhine | Cologne | 43%
|
| Yarra | Melbourne | 41%
|
| Niger | Bamako | 36%
|
| Rio Grande | Ciudad Juarez | 30%
|
| Ohio | Pittsburgh | 28%
|
| Volga | Nizhny Novgorod | 27%
|
| Yukon | Whitehorse | 23%
|
| Irrawaddy | Mandalay | 16%
|
| Elbe | Dresden | 15%
|
| Parana | Rosario | 9%
|
| Colorado | Los Angeles | 7%
|
| Yellow | Jinan | 6%
|
| Murray | Mildura | 4%
|
| Douro | Valladolid | 3%
|
| Euphrates | Mashhad | 2%
|
| Orange | Upington | 1%
|
| Orinoco | Guayana City | 0%
|
| Zambezi | Mongu | 0%
|