Washington, D.C.
The Old Patent Model Museum
During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.
1745
Places I've been
Places this traveler has marked as been there.
Washington, D.C.
Civil War Nurses Memorial
A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.
Washington, D.C.
Washington Stock Exchange Building
D.C. once had its own tiny rival to the New York Stock Exchange.
Washington, D.C.
Secret Entrance to the White House
The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.
Washington, D.C.
Carnegie Library of Washington, D.C.
D.C.'s first central library was born out of a chance encounter with the philanthropist whose name it bears.
Washington, D.C.
Temperance Fountain
A much-maligned monument to teetotalism.
Washington, D.C.
The National Gallery's Art Materials Collection
The institution is sitting on a goldmine of 21,000 paints, varnishes, pigments, and primers preserved for posterity.
Washington, D.C.
Man Controlling Trade
A muscular Art Deco monument represents the struggle between regulators and unbridled markets.
Washington, D.C.
George Washington's Townhouse Lots
After his presidency, George Washington planned to live only a few blocks from the Capitol building.
Washington, D.C.
Capitol Bollards
The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.
Washington, D.C.
Capitol Air Conditioning Towers
"Congress may voluntarily remain in session throughout the summer, in order that our Congressmen may be protected from the intolerable discomforts and dangers of the ordinary outdoor weather!”
Washington, D.C.
NASA Full Scale Wind Tunnel Propeller
While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.
Washington, D.C.
Summerhouse
A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.
Washington, D.C.
Maine Avenue Fish Market
The oldest continuously operating fish market in the United States.
Washington, D.C.
First FDR Memorial
One of the most influential presidents in U.S. history wanted only this plain, elegant monument as his lasting memorial.
Washington, D.C.
Martha, the Last Passenger Pigeon
The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.
Washington, D.C.
Carousel on the National Mall
Washington's iconic carousel has a nice piece of Civil Rights history.
Washington, D.C.
Potomac Park Flood Levee
This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.
Washington, D.C.
Kilroy Was Here
There’s a hidden military meme engraved on the World War II Memorial.
Washington, D.C.
Lincoln Memorial Undercroft
A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.
Washington, D.C.
The K-9 of the Korean War Veterans Memorial
Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.
Washington, D.C.
D.C. War Memorial
An overlooked memorial honoring the local Washington residents who died in World War I.
Washington, D.C.
Zero Milestone
A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.
Washington, D.C.
The Tabulating Machine Co.
The early data processor factory founded in Washington for the 1890 U.S. Census went on to become IBM.
