The Potomac does a lot of wandering around on its way to the Chesapeake Bay. It begins its 380 mile journey heading Northeast before it turns to the Southeast and even acts like it is reversing direection at some points.
Potomac River
The Nile River flows from the North
The black river flows north to south. The nile river is the only river in the world that flows south to north.
The Columbia River
north to south
From South to North
From north to south.
North to south
The two natural borders of Maryland are the Potomac River to the south and the Mason-Dixon Line to the north, which separates Maryland from Pennsylvania.
south to north
North/south/north over the River Thames.
Mostly North to South.