Serving as an Arsenal and Gun Factory

Historical marker location:

1014 N Street Southeast, Navy Yard, District of Columbia

( Memorial is on M Street Southeast west of 7th Street Southeast, on the right when traveling east.)

Industry. Behind These Walls

The city was built on a swamp: The area that is now Washington, D.C. was originally a swampy, marshy region along the Potomac River. The construction of the city involved extensive drainage and landfill projects to make the land suitable for building.