Washington, D.C.
Ruins of the Columbian Cannon Foundry
These recently uncovered walls are all that's left of Washington, D.C's first defense contractor.
Places PatientRock Wants to Go
126
Places I want to go
Places on this traveler's wishlist.
Washington, D.C.
Grace Hopper's Bug
A computer bug so primitive it was an actual insect.
Washington, D.C.
Peirce Mill Spy Station
Cold War intelligence agents monitored communist embassies from an attic in a former pigeon coop.
Washington, D.C.
The Mary Surratt Boarding House
The house where John Wilkes Booth conspired with his co-conspirators.
Washington, D.C.
National Archives Vault
An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.
Washington, D.C.
Holt House
There's a crumbling old mansion inside the Smithsonian National Zoo.
Washington, D.C.
Frederick Douglass’s House, Cedar Hill
The famous abolitionist’s preserved estate is one of Washington's finest monuments to its great Black citizens.
Washington, D.C.
The Cuban Embassy's Hemingway Bar
When it opened during the final years of the embargo, all the drinks and cigars were free.
Washington, D.C.
Rockefeller Mansion in Rock Creek Park
This leafy estate is worth $18 million and is so grand it has two mailing addresses.
Washington, D.C.
Sergeant Stubby
The most decorated dog of World War I is preserved in the Smithsonian.
Permanently Closed
Washington, D.C.
Church of Two Worlds
A Spiritualist house of worship where believers communicate with the dead in the spirit world.
Washington, D.C.
Fort DeRussy
A Civil War fort in the middle of Washington, D.C. has been swallowed by a forest.
Washington, D.C.
Ruins of the McMillan Sand Filtration Site at Reservoir Park
An Industrial Revolution-era public work that purified water using nothing but sand.
Washington, D.C.
Library of Congress Card Catalog
A nostalgic bibliographic gem.
Washington, D.C.
Mount Zion Cemetery's Underground Railroad Shelter
People escaping slavery may have hidden inside a corpse vault.
Washington, D.C.
East Potomac Park Mini Golf
The country's oldest continually-operated mini golf course lies hidden in plain sight, eclipsed by one of D.C.'s most popular tourist attractions.
Washington, D.C.
Tudor Place
A historic estate packed with George Washington's heirlooms, and its own nuclear bunker.
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.
Foundry Branch Trolley Trestle Ruins
A derelict bit of transportation infrastructure hidden in the woods.
Washington, D.C.
The Old Patent Model Museum
During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.
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.
FBI Spy House
A painfully obvious spy house sits right across the street from the Russian Embassy.
Washington, D.C.
Washington Mini Monument
There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.
Washington, D.C.
Riggs Library
A wondrous old library overlooking the nation's capital.
