The Potomac River Guide has details on more than 750 historic and recreation sites along the Nation's River. To start exploring, visit our interactive maps or browse the sites.
Interactive Maps
The Lower Potomac
The Potomac Estuary
Mount Vernon to the Anacostia River
Mall Area
Georgetown to Great Falls
Potomac Piedmont
Upper Potomac
The North Branch
Boat Ramps
Monitoring Sites
Bridges and Ferries
Cruises and Charters
Search Potomac Sites
POTOMAC RIVERWATCH: Spring 2024
- Road Repair at Harpers Ferry
- Oyster Recovery
- New Park in Virginia
- Western Maryland Scenic Railway Expands
- Is the Drought Over?
Peirce Mill Dam on Rock Creek. Photo: K.C. Flynn
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