National Museum of the U.S. Navy
Historical marker location:
736 Sicard Street Southeast, Navy Yard, District of Columbia
( Marker is on Sicard Street Southeast east of Paulding Street Southeast, on the left when traveling east.)
Washington Navy Yard. Formerly: the Naval Gun Factory's 'Breech Mechanism & Gun Shop'
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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.