This robust fence in front of a historic Georgetown home is likely made from hundreds of recycled Revolutionary War firearms.

A memorial to a shareholder activist feared by CEOs around the United States.

Senators used to relax in the nearly forgotten marble tubs now hidden in the U.S. Capitol Building's basement.

Cold War intelligence agents monitored communist embassies from an attic in a former pigeon coop.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

This unique museum cafeteria showcases the history and regional diversity of African American cuisine.

A replica of the famous memorial statue at the Normandy American Cemetery hides in an office building in downtown D.C.

Through the decades, Black music stars have performed at this historic hub for music and the arts.

The innocent intentions of this monument are somewhat lost in the sculpture's muscled imagery.

The word "Watergate" will forever be associated with the infamous scandal in 1972, but this fountain is famous in its own right.

This small hilltop church weaves the urban history of Washington, D.C. with the national history of the United States.

This house was once the location of Frelinghuysen University.

A diminutive plaque recalls the treetop sniper who almost killed Abe Lincoln.

One of the largest artillery pieces in the world sits in a Washington D.C. parking lot.

A promising candidate for the lost rock laid by George Washington was unearthed, but the hunt is still on.

For 60 years, the academy had no permanent location until members voted Washington D.C. as its forever home.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

This fertility idol of questionable authenticity inspired an iconic Indiana Jones artifact.

This shrine to bovine consumption and all things fast food is a slice of culinary history both rare and well done.

This post-war motel embodies a little-known, Miami-born architectural style.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

Hundreds of protractors affixed to surfaces all over the city.

A giant ball made from pieces of an old Jeep.

The Master of Magnetism dominates the walls of a scrap metal yard to keep graffiti artists at bay.