| Answer | Crossword Clue |
|---|---|
| VOLGA | River that starts in the Valdai Hills |
| VOLGA | River that originates in Russia's Valdai Hills |
| RHINE | River that starts in the Swiss Alps |
| OHIO | River that starts in Pittsburgh |
| RHINE | 760-mile river that starts in Switzerland |
| OHIO | River that starts at Pittsburgh |
| RHONE | River that starts from a Swiss glacier |
