| Answer | Crossword Clue |
|---|---|
| SANTEE | River formed by the Congaree and Wateree |
| WESER | River formed by the junction of the Fulda and Werra |
| OHIO | River formed by Allegheny and Monongahela. |
| COLUMBIA | Statehouse, South Carolina U., and the Congaree River. |
| ELBE | River that formed part of the border between East and West Germany |
| ESTER | They're formed by the reaction of acids and alcohols |
