Visiting Mount Vernon could be seen as a right of ... It sat dilapidated on the Potomac River until one fateful day in 1853, when Cunningham’s mother, Louisa Bird Cunningham, sailed by the ...

WASHINGTON — Officials say the Potomac River is safe to navigate once again after a plane and helicopter collided mid-air near Ronald Reagan Washington National Airport (DCA) and crashed into ...

Ten days after a passenger jet and a Black Hawk helicopter collided over the Potomac River near Washington, D.C., killing all 67 people on board, investigators have recovered most of the debris ...

Through maps, videos, photos and radio transmissions, CNN is piecing together what occurred during the deadly, midair ...

Madison used all arguments at his disposal, including the Potomac site's proximity to George Washington's home at Mount Vernon. But the tide was against him in Congress, and by the spring of 1790 ...