Related Clues:
- River flowing into the Moselle
- Central European region
- Region of central Europe
- Coal valley in Germany
- Alsace/Lorraine separator
- ___ Basin (coal-rich German region)
- Region largely in southwest Poland
- Coal region of Poland
- River and state in Germany
- German coal district
- European region is upsetting the French over one area
- Region in small French islands excellent for climbing
- Coal region of Poland that caused some 18th-century wars
- European region, one Lassie abandoned
- River after which one of Germany’s states is named