An overlooked memorial honoring the local Washington residents who died in World War I.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

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

The monument's pointy aluminum tip has been melted down by repeated lightning strikes.

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

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

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

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

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

Before Nixon, "watergate" meant canals.

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

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

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

Behind an abandoned storefront is an example of pioneering 1930s gas station architecture.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

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

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

This vessel is believed to be the oldest operating fireboat in the world.

This landmark jazz venue is the oldest continuously running African-American club in the United States.

A 19th-century architectural wonder designed by the "father of the skyscraper."

The seat of Buffalo government is a gorgeous Art Deco palace.

Buffalo's abandoned concrete grain elevators are getting a second life.

The absurd creation is a compulsory destination for selfies in Buffalo.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.