| Answer | Crossword Clue |
|---|---|
| THAMES | River crossed by Westminster Bridge |
| THAMES | River spanned by Westminster Bridge |
| CHARLES | River crossed by the Longfellow Bridge |
| CHARLES | River crossed by the North Beacon Bridge |
| THAMES | River by Westminster Palace |
| STYX | River crossed by Orpheus |
| STYX | River crossed by Charon |
| NEISSE | River crossed by Russians. |
| RUBICON | River notably crossed by Caesar |
| RAPIDO | Italian river crossed by Allies. |
| YANGTZE | River crossed by Mao's forces. |
| ARNO | River crossed by the Ponte Vecchio |
| RHONE | River crossed by the Pont d'Avignon |
| ARNO | River crossed by the Ponte Santa Trinita |
| PASSAIC | New Jersey river crossed by Washington, 1776. |
| RUHR | River crossed by Allied forces in February 1945 |
| MERSEY | River crossed by a ferry in a 1965 top 10 hit |
