The Potomac River and Washington, D.C.
FAST-US-2 (TRENPK8a) American Institutions Survey
Department of Translation Studies, University of Tampere
(Above)
The entire length of the Potomac River, originating in the Appalachian
Mountains and draining into Chesapeake Bay southeast of Washington,
D.C.
(See also the Wikipedia article
for more detail)
The Potomac River flowing through the center of Washington, D.C.