| Hint | Answer | % Correct |
|---|---|---|
| Manaus | Amazon | 100%
|
| Guwahati | Brahmaputra | 100%
|
| Kinshasa | Congo | 100%
|
| Budapest | Danube | 100%
|
| Kyiv | Dnipro | 100%
|
| New York | Hudson / Harlem / Bronx / East | 100%
|
| Richmond | James | 100%
|
| New Orleans | Mississippi | 100%
|
| Cincinanti | Ohio | 100%
|
| Ottawa | Ottawa | 100%
|
| Turin | Po | 100%
|
| Washington, D.C. | Potomac | 100%
|
| Cologne | Rhine | 100%
|
| El Paso | Rio Grande | 100%
|
| Sacramento | Sacramento | 100%
|
| Montreal | St. Lawrence | 100%
|
| London | Thames | 100%
|
| Kansas City | Missouri | 50%
|
| Chattanooga | Tennessee | 50%
|
| Nantes | Loire | 33%
|
| Bern | Aare | 0%
|
| Nukus | Amu Darya | 0%
|
| Khabarovsk | Amur | 0%
|
| Tokyo | Arakawa | 0%
|
| Tulsa | Arkansas | 0%
|
| Oklahoma City | Canadian | 0%
|
| Bangkok | Chao Phraya | 0%
|
| Boston | Charles | 0%
|
| Atlanta | Chattahoochee | 0%
|
| Austin | Colorado | 0%
|
| Yuma | Colorado | 0%
|
| Portland | Columbia / Willamette | 0%
|
| Hartford | Connecticut | 0%
|
| Nashville | Cumberland | 0%
|
| Philadelphia | Delaware | 0%
|
| Rostov | Don | 0%
|
| Maribor | Drava | 0%
|
| Hamburg | Elbe | 0%
|
| Edinburgh | Forth | 0%
|
| Vancouver | Fraser | 0%
|
| Banjul | Gambia | 0%
|
| Dhaka | Ganges/Padma | 0%
|
| Sydney | Georges | 0%
|
| Phoenix | Gila | 0%
|
| Seoul | Han | 0%
|
| Kolkata | Hooghly | 0%
|
| Toronto | Humber | 0%
|
| Kingston upon Hull | Humber | 0%
|
| Chicago | Illinois | 0%
|
| Rawalpindi/Hyderabad | Indus | 0%
|
| Mandalay | Irrawaddy | 0%
|
| Perm | Kama | 0%
|
| Yakutia | Lena | 0%
|
| Inuvik | Mackenzie | 0%
|
| Phnom Penh | Mekong | 0%
|
| Liverpool | Mersey | 0%
|
| Rotterdam | Meuse | 0%
|
| Minneapolis | Mississippi / Minnesota | 0%
|
| St. Louis | Mississippi / Missouri | 0%
|
| Omaha | Missouri / Platte | 0%
|
| St. Petersburg | Neva | 0%
|
| Niamey | Niger | 0%
|
| Cairo | Nile | 0%
|
| Edmonton | North Saskatchewan | 0%
|
| Novosibirsk | Ob | 0%
|
| Wroclaw | Oder | 0%
|
| Lagos | Ogun | 0%
|
| Asuncion | Paraguay | 0%
|
| Buenos Aires | Parana / Rio de la Plata | 0%
|
| Guangzhou/Shenzhen/Hong Kong | Pearl | 0%
|
| Fargo | Red | 0%
|
| Hanoi | Red | 0%
|
| Lyon/Geneva | Rhone | 0%
|
| Zagreb | Sava | 0%
|
| Columbus | Scioto | 0%
|
| Paris | Seine | 0%
|
| Bristol | Severn | 0%
|
| Denver | South Platte | 0%
|
| Jacksonville | St. Johns | 0%
|
| Perth | Swan | 0%
|
| Tashkent | Syr Darya | 0%
|
| Lisbon | Tagus | 0%
|
| Rome | Tiber | 0%
|
| Baghdad | Tigris | 0%
|
| Dallas/Fort Worth | Trinity | 0%
|
| Newcastle | Tyne | 0%
|
| Bangui | Ubangi | 0%
|
| Iquitos | Ucayali | 0%
|
| Yekaterinburg | Ural | 0%
|
| Skopje | Vardar | 0%
|
| Mumbai | Vasai Creek | 0%
|
| Warsaw | Vistula | 0%
|
| Volgograd | Volga | 0%
|
| Accra | Volta | 0%
|
| Dandong | Yalu | 0%
|
| Chongqing/Shanghai | Yangtze | 0%
|
| Lanzhou | Yellow | 0%
|
| Krasnoyarsk | Yenisey | 0%
|
| Osaka | Yodo | 0%
|
| Livingstone | Zambezi | 0%
|