Navy and Marine Memorial

Historical marker location:

Columbia Island, District of Columbia

( Marker can be reached from Mount Vernon Trail, 0.1 miles west of 14th Street Bridge (Interstate 395), on the right when traveling north.)

Marker installed: 1990

Dedicated to Americans Lost at Sea

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.