Washington, D.C.

 is the capital city of the United States of America.

Teenage Mutant Ninja Turtles appearances
Washington, DC usually appears in scenes involving places like the White House. For example, the visit it in the 1990 video game World Tour. In the episode Dragon's Brew,  and the  are seen sitting inside the White House, talking to each other.

In the issue  Invasion of the Triceratons, part 3,  Jonathan Bishop meets Michigan Senator Robert Lawson.