| City | River | % Correct |
|---|---|---|
| London | Thames | 99%
|
| Paris | Seine | 94%
|
| Vienna | Danube | 92%
|
| Cologne | Rhine | 86%
|
| Rome | Tiber | 80%
|
| Kazan | Volga | 75%
|
| Turin | Po | 73%
|
| Hamburg | Elbe | 72%
|
| Geneva | Rhone | 72%
|
| Nantes | Loire | 66%
|
| Rostov | Don | 62%
|
| Lisbon | Tagus | 62%
|
| Warsaw | Vistula | 58%
|
| Frankfurt | Main | 56%
|
| Dublin | Liffey | 53%
|
| Berlin | Spree | 47%
|
| Glasgow | Clyde | 43%
|
| Porto | Douro | 41%
|
| Florence | Arno | 39%
|
| Kiev | Dnieper | 39%
|
| Wroclaw | Oder | 39%
|
| Zagreb | Sava | 39%
|
| Toulouse | Garonne | 38%
|
| St. Petersburg | Neva | 38%
|
| Moscow | Moskva | 35%
|
| Rotterdam | Meuse | 32%
|
| Seville | Guadalquivir | 28%
|
| Prague | Vltava | 27%
|
| Riga | Daugava | 24%
|
| Madrid | Manzanares | 24%
|
| Manchester | Irwell | 19%
|
| Munich | Isar | 19%
|
| Cardiff | Taff | 18%
|
| Antwerp | Scheldt | 15%
|
| Belfast | Lagan | 13%
|
| Cork | Lee | 13%
|
| Archangel | Northern Dvina | 11%
|
| Edinburgh | Water of Leith | 10%
|
| Vilnius | Neris | 8%
|
| Sarajevo | Miljacka | 6%
|
| Oslo | Akerselva | 5%
|
| Ghent | Leie | 5%
|
| Zurich | Limmat | 5%
|
| Bucharest | Dambovita | 4%
|
| Yekaterinburg | Iset | 3%
|
| Minsk | Svislach | 3%
|
| Reykjavik | Ellidaar | 1%
|
| Stockholm | Norrstrom | 1%
|