This suburban park recalls the history of a famous tavern. Despite the name, it's no ordinary place!

This statue honors the author's groundbreaking family story.

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

It was once the base for a series of domestic terror attacks.

Outside the Department of Transportation, a collection of artifacts honors the history of how we get around.

This statue of one of baseball’s greatest pitchers looks like something out of a sci-fi horror movie.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

Before Metro, Washington had a robust streetcar network—and you see the remains of this infrastructure if you know where to look.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Before founding the American Red Cross, Clara Barton had a tremendous humanitarian impact by locating thousands of missing soldiers.

Art deco landmark on the outskirts of Washington, D.C.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

The most accurate timepiece in the world.

Largest Roman Catholic church in North America.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

The site of the climactic scene from the classic horror film is now a historic landmark.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

These unusual rooms on wheels are holdovers from the 1960s.