mountains rivers and oceans.
According to my scientific calculations, there are about two. Blue Ridge Mountains,and Shenandoah Mountains
Washington DC ,New York City and Philadelphia
Washington dc is not a state.
Washington, DC
Washington DC
Washington - Baltimore Washington International, DC, USA (BWI) Washington - Washington - All Airports, DC, USA (WAS) Washington - Ronald Reagan National Airport, DC, USA (DCA) Washington - Washington Dulles, DC, USA (IAD)
there are no counties in Washington DC because Washington DC is a city itself.
Washington, DC
Washington DC
Yes, NASA's headquarters is located in Washington DC.
On the mall in Washington, DC.