This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

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

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

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

America's Most Wanted's set resides in this tribute to the history of crime and punishment.

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

Go take a picture with the inventor of the daguerreotype photographic process.

This unassuming passageway played a key role in one of the most important events in U.S. history.

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

The classic Atari game's iconic aliens have invaded downtown San Diego.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

One of the two original gateways into the Kasbah, this gateway is a nesting site for storks.

The oldest monument in Marrakesh and the city's only surviving example of Almoravid architecture.

Deliberately hidden for centuries, the magnificent Saadian Tombs were eventually uncovered in 1917.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

Vibrant street art created with mixed media.

Down a cobblestone alleyway is a museum dedicated to Romanticism, with a secret garden.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This elaborate temple was built around one of the Buddha's teeth.

This luscious masterpiece created by landscape designer Bevis Bawa inspired the work of his brother, a famous Sri Lankan architect.

The souvenir got the company’s founder out of a pretty pickle at the World’s Fair.