| Answer | Crossword Clue |
|---|---|
| EMS | River forming part of the Germany-Netherlands boundary |
| URAL | River forming part of the boundary between Europe and Asia |
| MINO | River forming part of the boundary between Spain and Portugal: Span. |
| rhine | river 820 miles (1320 kilometers) W Europe flowing from SE Switzerland to North Sea in Netherlands; forms W boundary of Liechtenstein & Austria & SW boundary of Germany |
| DEE | River that forms part of the England-Wales boundary |
| transleithan | beyond the river Leitha, once in part the boundary between Austria and Hungary; hence, Hungarian |
