| Answer | Crossword Clue |
|---|---|
| ODER | Boundary river between Poland and Germany. |
| ODER | River between Germany and Poland. |
| NEISSE | River between Poland and Germany. |
| ODER | River between Germany and Poland |
| ODER | River between Poland and Germany. |
| ODER | River between Poland and E. Germany |
| NEISSE | River that forms part of the border between Germany and Poland |
