Photograph of people walking outside on a Self-Guided Tour of Capitol Hill
Visitors can tour many highlights on Capitol Hill without registering.


The Architect of the Capitol’s challenge is unique – maintaining aging, iconic buildings; adapting state-of-the-art technology; and increasing responsiveness to environmental, security and safety considerations in a rich historical setting.
The Architect of the Capitol's challenge is unique – maintaining aging, iconic...


The AOC Capitol Building Mason Shop successfully relocated the Magna Carta display to the Crypt.
It took both brawn and brains to move a beautiful (and hefty) treasure when the...

Capitol Hill Map


Speaker Joseph Cannon Tree

U.S. Capitol Grounds
Memorial Tree

Quercus borealis
(Red Oak)

planted by

Speaker Joseph G. Cannon (Ill.)


Full tree details are at aoc.gov/trees/speaker-joe-cannon.

U.S. Capitol, S.E.
(GPS Coordinates are Approximate)
United States
38° 53' 18.1464" N, 77° 0' 25.956" W