Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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In Emanuel Leutze’s mural, a group of pioneers and their train of covered wagons are pictured at the continental divide, looking towards the sunset and the Pacific Ocean. The border depicts vignettes of exploration and frontier mythology. Beneath the central composition is a panoramic view of their destination “Golden Gate,” in San Francisco Bay.
Emanuel Leutze’s mural celebrates the western expansion of the United States....

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The Summerhouse on the Capitol Grounds surrounded by pink azalea flowers.
A few ideas to help you in planning a visit to Capitol Hill.

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AOC members holding the Historic Preservation Award that they received
The Architect of the Capitol strives to perform all work at a high level of...

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Small Business Industry Day at AOC
The Architect of the Capitol is hosting a Small Business Day on Tuesday,...

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events

Photo from the 2014 lighting ceremony.
Repeats every day until Thu Jan 01 2015 .
Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1
Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu
Location:
Capitol Grounds
Event Type:
Holiday Events, Kid Friendly Events
The 2014 U.S. Capitol Christmas Tree will be lit from nightfall (around 5 p.m.) until 11 p.m. each evening now through January 1, 2015. The tree was first lit by Speaker of the House John A. Boehner during a ceremony on Tuesday, December 2.  This year's tree is a white spruce from the Chippewa National Forest in Cass Lake, Minnesota. It was harvested on October 29, will... More »
Photo of US Capitol Building made of plant materials.
Repeats every day until Sun Jan 04 2015 .
Nov, Nov, Nov, Nov, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan, Jan, Jan, Jan
27, 28, 29, 30, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1, 2, 3, 4
Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun
Location:
U.S. Botanic Garden
Event Type:
Exhibit, Holiday Events
Each year, the U.S. Botanic Garden creates displays to give visitors one of the region's most delightful holiday exhibitions. Come explore the seven seas, guided by the light of 33 lighthouses and navigate your way through this nautical wonderland. Get your telescopes primed and keep an eye out for sea creatures, mermaids and even a pirate ship, all created with plant... More »
Photo from the 2014 lighting ceremony.
Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1
Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu
Location:
Capitol Grounds
Event Type:
Holiday Events, Kid Friendly Events
The 2014 U.S. Capitol Christmas Tree will be lit from nightfall (around 5 p.m.) until 11 p.m. each evening now through January 1, 2015. The tree was first lit by Speaker of the House John A. Boehner during a ceremony on Tuesday, December 2.  This year's tree is a white spruce from the Chippewa National Forest in Cass Lake, Minnesota. It was harvested on October 29, will... More »
Photo of US Capitol Building made of plant materials.
Nov, Nov, Nov, Nov, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan, Jan, Jan, Jan
27, 28, 29, 30, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1, 2, 3, 4
Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun
Location:
U.S. Botanic Garden
Event Type:
Exhibit, Holiday Events
Each year, the U.S. Botanic Garden creates displays to give visitors one of the region's most delightful holiday exhibitions. Come explore the seven seas, guided by the light of 33 lighthouses and navigate your way through this nautical wonderland. Get your telescopes primed and keep an eye out for sea creatures, mermaids and even a pirate ship, all created with plant... More »
Photo from the 2014 lighting ceremony.
Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1
Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu
Location:
Capitol Grounds
Event Type:
Holiday Events, Kid Friendly Events
The 2014 U.S. Capitol Christmas Tree will be lit from nightfall (around 5 p.m.) until 11 p.m. each evening now through January 1, 2015. The tree was first lit by Speaker of the House John A. Boehner during a ceremony on Tuesday, December 2.  This year's tree is a white spruce from the Chippewa National Forest in Cass Lake, Minnesota. It was harvested on October 29, will... More »
Photo of US Capitol Building made of plant materials.
Nov, Nov, Nov, Nov, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan, Jan, Jan, Jan
27, 28, 29, 30, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1, 2, 3, 4
Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun
Location:
U.S. Botanic Garden
Event Type:
Exhibit, Holiday Events
Each year, the U.S. Botanic Garden creates displays to give visitors one of the region's most delightful holiday exhibitions. Come explore the seven seas, guided by the light of 33 lighthouses and navigate your way through this nautical wonderland. Get your telescopes primed and keep an eye out for sea creatures, mermaids and even a pirate ship, all created with plant... More »
Photo from the 2014 lighting ceremony.
Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1
Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu
Location:
Capitol Grounds
Event Type:
Holiday Events, Kid Friendly Events
The 2014 U.S. Capitol Christmas Tree will be lit from nightfall (around 5 p.m.) until 11 p.m. each evening now through January 1, 2015. The tree was first lit by Speaker of the House John A. Boehner during a ceremony on Tuesday, December 2.  This year's tree is a white spruce from the Chippewa National Forest in Cass Lake, Minnesota. It was harvested on October 29, will... More »
Photo of US Capitol Building made of plant materials.
Nov, Nov, Nov, Nov, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan, Jan, Jan, Jan
27, 28, 29, 30, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1, 2, 3, 4
Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun
Location:
U.S. Botanic Garden
Event Type:
Exhibit, Holiday Events
Each year, the U.S. Botanic Garden creates displays to give visitors one of the region's most delightful holiday exhibitions. Come explore the seven seas, guided by the light of 33 lighthouses and navigate your way through this nautical wonderland. Get your telescopes primed and keep an eye out for sea creatures, mermaids and even a pirate ship, all created with plant... More »
Photo from the 2014 lighting ceremony.
Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1
Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu
Location:
Capitol Grounds
Event Type:
Holiday Events, Kid Friendly Events
The 2014 U.S. Capitol Christmas Tree will be lit from nightfall (around 5 p.m.) until 11 p.m. each evening now through January 1, 2015. The tree was first lit by Speaker of the House John A. Boehner during a ceremony on Tuesday, December 2.  This year's tree is a white spruce from the Chippewa National Forest in Cass Lake, Minnesota. It was harvested on October 29, will... More »
Photo of US Capitol Building made of plant materials.
Nov, Nov, Nov, Nov, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Dec, Jan, Jan, Jan, Jan
27, 28, 29, 30, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1, 2, 3, 4
Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun
Location:
U.S. Botanic Garden
Event Type:
Exhibit, Holiday Events
Each year, the U.S. Botanic Garden creates displays to give visitors one of the region's most delightful holiday exhibitions. Come explore the seven seas, guided by the light of 33 lighthouses and navigate your way through this nautical wonderland. Get your telescopes primed and keep an eye out for sea creatures, mermaids and even a pirate ship, all created with plant... More »

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