FDR's Art Deco hospital tower was hopelessly inefficient.

The site of the climactic scene from the classic horror film is now a historic landmark.

At 207 feet, one of the world's longest continuous escalators.

Home to a vast and influential collection of Shakespeareana.

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.

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

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

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

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

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

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

Home to items never before seen by the public.

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

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

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

A historic beacon built in the aftermath of the worst maritime disaster on the Great Lakes.

The first and only museum dedicated to stained glass and horology opened outside of Chicago in 2017.

Partially submerged Buddha heads freckle Chicago’s neighborhoods.

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

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

The final resting place of the tragic king and queen of the Jazz Age is tucked away in a small Maryland graveyard.

This propitious plastic porcine has been petitioning park visitors to pick up after themselves for more than 50 years.

A pocket of jungle amidst urban expansion in Panama.

The colonial city's social history is reflected in its fanciful door knockers.