Places
- Panama Canal (Panama)1
- Potomac River1
- Supreme Court Building (Washington, D.C.)1
- United States -- Politics and government3
- United States -- Politics and government -- 1945-19892
- United States -- Politics and government -- 1977-1981.2
- United States -- Politics and government -- 1981-1989.2
- United States -- Politics and government -- 1989-19932
- United States -- Politics and government -- 1993-2001.2
- United States -- Politics and government -- 20th century2
- United States Capitol Complex (Washington, D.C.)1
- Virginia -- Politics and government2
- Virginia -- Politics and government -- 20th century2
- Virginia, Northern1
- Virginia, Northern -- Politics and government2