Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

Washington's iconic carousel has a nice piece of Civil Rights history.

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

You could be standing at the site of one of D.C.'s most fatal tragedies and not even know it.

Decades before the scandal, this staircase on the river was a literal "water gate."

The most accurate timepiece in the world.

D.C.'s first central library was born out of a chance encounter with the philanthropist whose name it bears.

The oldest building in the District of Columbia was preserved because of a mistaken connection to George Washington.

Perhaps the most scandalous statue of America's first president.

This lovely pocket park is one of the most under appreciated in D.C.

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

Obscure Freemasons still live in D.C.’s largest private residence.

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

Largest Roman Catholic church in North America.

Home to a vast and influential collection of Shakespeareana.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

The walls of the iconic dome are hollow and have a secret stairway.

The oldest continuously operating fish market in the United States.

There’s a hidden military meme engraved on the World War II Memorial.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."