Return to the Colca Canyon

Historical marker location:

Adams Morgan, District of Columbia

( Marker is on 16th Street Northwest just south of Fuller Street Northwest, on the right when traveling south.)

40th Anniversary of the First Descent of the Colca Canyon in Peru. Canoandes '79

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.