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

Stone markers on the campus of Gallaudet University commemorate a peculiar school tradition.

The former home of the woman who successfully fought to integrate restaurants in Washington, D.C.

Washington D.C.'s most famous pianist, composer, and bandleader still tickles the ivories outside Howard Theater.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

The last remaining location of a drive-up hot dog stand named after a local pool shark.

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

This twice-relocated "Usonian" home is among the smallest built by master architect Frank Lloyd Wright.

After his presidency, George Washington planned to live only a few blocks from the Capitol building.

The tunnel under the Capitol Building where Congress takes out its trash.

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

An obscure public service from the U.S. government that redeems burnt, moldy, and soiled old greenbacks.

A historic arena where the Beatles played their first concert in the U.S.

The towering figures were created from the cemetery's fallen old-growth trees.

This grisly headstone doesn’t seem to be resting in peace.

One of the most influential presidents in U.S. history wanted only this plain, elegant monument as his lasting memorial.

A glimpse of the Pacific Northwest‘s indigenous culture in Washington, D.C.

A secret greenspace hides atop a Capitol parking garage.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

The house where John Wilkes Booth conspired with his co-conspirators.

Depending on who you ask, this controversial treehouse is either a charmingly creative child's playhouse or an illegal encroachment on public land.

This rowhouse doubles as one of the most photographed spots in the nation's capital.

This grand gothic brewery has been pumping out suds for over a hundred years.

A historic neighborhood church is reborn as a psychedelic arts collective.