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

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

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Experience a charming 1930's version of "infotainment."

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

One of the tallest bell towers in Italy plays a particular melody at just two times each day.

The curious underground history of keeping Paris clean.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

A museum dedicated to secret surveillance.

Once a black market electronics marketplace, now an otaku shopper's paradise.

A masterpiece of Art Deco architecture hidden in plain sight in West London.

This pub has roots dating back to 1430.

The real clothing store that inspired a fictional spy organization's front.

Chelsea's soldiers were given strict orders when crossing this historic bridge.

This inn of the court provides a fascinating window into London’s legal and architectural history.

The medieval woodcut-style artwork chronicles life in medieval London.

Tucked away behind the mansions of Mayfair, this picturesque garden is a hidden London treasure with a spooky past.

The bronze uniforms commemorate the vital role of women during World War II.

The commemorative stone column conceals a secret laboratory.

Its collection includes a broad array of social, geographic, graphic design, and political history.

"We gonna rock down to Electric Avenue, and then we'll take it higher..."