A beautiful and classically designed villa, with an hourly infestation of monsters.

Hundreds of secret cabinets built into the walls of legendary poisoner's private work room.

Guests can stay at a hotel in the former French abbey where lie the tombs of King Henry II and King Richard the Lionheart.

A medieval house adorned with enigmatic carvings, including one of a man displaying his masculine attributes.

Beautiful carved tunnels.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

The French leader's hat sits in a glass case at the oldest restaurant in Paris.

The video game-themed street art first popped up in the French city.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

The oldest and smallest cemetery in Paris is only open to the public twice a year.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

A daily replay of the experiment that proved the rotation of the Earth.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

This sculpture of a fisherman spent six years at the bottom of the Schuylkill River.

This fine arts hall honors the mastermind behind our beloved creepy and kooky Addams Family.

This water tower commemorates the invention of the transistor on this site in 1947.

The site of the daring river crossing that changed the course of the American Revolution.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.

A unique sculpture park that specializes in the huge and bizarre.

Bent but not broken, this massive tree has stood in the garden for over a century.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

The Fabric Workshop and Museum showcases fabric and mixed media work by artists of great international renown as well as local and outsider artists.

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.