Related Clues:
- River runs within explosive borders
- After the Danube, the second-longest river in central or western Europe
- River rising in the Czech Republic and flowing into the North Sea
- Henri ordered German flower
- River running through Basle and Cologne
- Major river
- German banker resident in Heidelberg
- Dresden river
- River that formed part of the border between East and West Germany
- Flower seen in Heidelberg
- Cologne's waterway
- Major European river flowing into the North Sea
- Eau de Cologne perhaps?
- 760-mile river that starts in Switzerland
- Composer has change of heart seeing German river