plan to spend some time along the Tidal Basin, an approximately 107-acre pond encircled by a 2.1-mile loop trail. Constructed to use the strong tides of the Potomac River to clear silt from the ...

Potomac by Air: Our Nation's River is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet ...