Washington, D.C.
St. Elizabeths Hospital
Government testing at the asylum briefly explored using marijuana as a "truth serum" on Nazi prisoners of war.
Places alaskanmoss Wants to Go
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Places I want to go
Places on this traveler's wishlist.
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.
Mitsitam Native Foods Cafe
A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.
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.
Inside the Capitol Dome
The walls of the iconic dome are hollow and have a secret stairway.
Washington, D.C.
Kilroy Was Here
There’s a hidden military meme engraved on the World War II Memorial.
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.
Mount Zion Cemetery's Underground Railroad Shelter
People escaping slavery may have hidden inside a corpse vault.
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.
Lincoln Book Tower
A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.
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.
National Building Museum
Fittingly, America's museum of architecture is itself a magnificently designed old building.
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.
Zero Milestone
A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.
Washington, D.C.
Kenilworth Aquatic Gardens
A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.
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.
Washington, D.C.
Space Window at the Washington National Cathedral
A tiny piece of the Moon is embedded in this stained glass masterpiece.
Washington, D.C.
International Spy Museum
Home to items never before seen by the public.
Detroit, Michigan
Detroit Masonic Temple
The world’s largest Masonic temple was saved by the White Stripes.
Wapakoneta, Ohio
The Temple of Tolerance
A gregarious Ohio resident has been building his whimsical temple to peace for decades.
