| Answer | Crossword Clue |
|---|---|
| ESTERO | River mouth: Span. |
| RIA | River mouth: Span. |
| RIO | River: Span. |
| RIAS | River mouths: Span. |
| SWINGBRIDGE | Pivoting span on a river |
| BERNEBRIDGES | They span the Aare River |
| MANHATTANBRIDGE | Span over the East River |
| MINO | River forming part of the boundary between Spain and Portugal: Span. |
