| Name | Patowmack Canal |
| Address | 9200 Old Dominion Dr., McLean, Virginia, 22102, United States |
| Date | 0000-00-00 |
| Time | 00:00:00 |
| Category | unknown |
| Description | The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.... |
| Coordinates | 38.99760, -77.25410 |
| Web address | /places/patowmack-canal-great-falls-park |