| 100% | MANNHEIM | 8 | Inland port of Baden-Wurttemberg, Germany at the confluence of the Rivers Neckar and Rhine |
| 73% | MAINZ | 5 | Port in Germany at the confluence of the Rivers Rhine and Main |
| 55% | DESSAU | 6 | Town in Germany at the confluence of the Elbe and Mulde rivers |
| 54% | GOOLE | 5 | Inland port in the East Riding of Yorkshire at the confluence of the Rivers Ouse and Don |
| 53% | DESSAU | 6 | Town in Saxony-Anhalt, Germany, at the confluence of the Elbe and Mulde Rivers |
| 49% | OXFORD | 6 | City in England at the confluence of the Rivers Thames and Cherwell |
| 49% | BURNLEY | 7 | Market town in Lancashire at the confluence of the Rivers Calder and Brun |
| 49% | STOCKPORT | 9 | Town in Greater Manchester at the confluence of the Rivers Goyt and Tame |
| 49% | LEOMINSTER | 10 | Market town in Herefordshire at the confluence of the Rivers Lugg and Kenwater |
| 49% | EMDEN | 5 | Port in NW Germany at the mouth of the River Ems |
| 49% | EMDEN | 5 | Port in northwest Germany at the mouth of the River Ems |
| 48% | KELSO | 5 | Market town in the Scottish Borders at the confluence of the Rivers Teviot and Tweed |
| 47% | MONMOUTH | 8 | Town in SE Wales near the border with England at the confluence of the Rivers Wye and Monnow |
| 47% | MONMOUTH | 8 | Town in southeast Wales near the border with England at the confluence of the Rivers Wye and Monnow |
| 47% | PARANA | 6 | River of South America formed at the confluence of the Paranaiba and Grande Rivers in Brazil |
| 47% | LUBECK | 6 | Port in Schleswig-Holstein, Germany, at the mouth of the Trave River |
| 47% | EASTON | 6 | City at the confluence of the Lehigh and Delaware rivers |
| 46% | SPANDAU | 7 | District of Berlin at the confluence of the Havel and Spree Rivers |
| 46% | PINSK | 5 | City in Belarus at the confluence of the Pina and Pripyat Rivers |
| 46% | OXFORD | 6 | City in England at the confluence of the Thames and Cherwell rivers |
| 46% | OMSK | 4 | City in Russia at the confluence of the Om and Irtysh Rivers |
| 46% | PADUCAH | 7 | City in Kentucky, US, at the confluence of the Ohio and Tennessee Rivers |
| 45% | BAYONNE | 7 | Seaport in Pyrenees-Atlantiques, southwest France, at the confluence of the Adour and Nive rivers |
| 44% | HUELVA | 6 | City in SW Spain near the Portuguese border at the confluence of the Odiel and Tinto Rivers |
| 41% | SUNDERLAND | 10 | Port at the mouth of the River Wear |
| 41% | STUTTGART | 9 | Industrial city in Baden-Wurttemberg, Germany, on the River Neckar |
| 41% | LEHAVRE | 7 | Port in France at the mouth of the River Seine |
| 41% | POINTSTATEPARK | 14 | Pittsburgh landmark at the confluence of three rivers |
| 40% | GIRONDE | 7 | Estuary in France formed by the confluence of the Rivers Dordogne and Garonne |
| 40% | YORK | 4 | City at the confluence of the Ouse and Foss |