| Answer | Crossword Clue |
|---|---|
| PENTAGON | Building on the Potomac. |
| WATERGATE | Building complex on the Potomac |
| ARLINGTON | City on the Potomac |
| WASHINGTONDC | City on the Potomac |
| ALEXANDRIA | City on the Potomac. |
| MTVERNON | Landmark on the Potomac. |
| ALEXANDRIA | Port on the Potomac. |
| THEPENTAGON | Structure on the Potomac. |
| OVAL | Office on the Potomac |
| ARLINGTON | National cemetery on the Potomac |
| SOUSA | "Moonlight on the Potomac Waltzes" composer |
| PENTAGONS | Structures like one on the Potomac. |
| ARLINGTON | Location of a national cemetery on the Potomac |
