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

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

When it comes to handsignals (and colonialism) rock always beats scissors.

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

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

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

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

The only Civil War battle in Washington D.C. took place near this highest natural point in the city.

The most accurate timepiece in the world.

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

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

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

A rotating cast of guys and dolls in front of a Washington, D.C. building.

A painfully obvious spy house sits right across the street from the Russian Embassy.