France's national museum of scientific and industrial instruments.

In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

This museum in a Paris apartment gives a unique look at the iconic French singer's life.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

Statue of death tucked in the University of Medicine courtyard.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

Indents in the pavement are all that remain from a grisly death machine in Paris.

It took over half a century but a Russian monument to a famous and tragic space pup finally stands in Moscow.

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

This titanic Catholic church in Chicago is also a refuge of the fictional cult-favorite wizard detective Harry Dresden.

A chance to follow in the footsteps of the word's most legendary animator.

Small and slightly hidden, the American Writers Museum is preserving the legacy of America's finest authors.

Years of archaeology, just chillin' by the water cooler.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

This historic hotel invented the chocolate brownie.

Internationally known record store and purveyor of "dusties."

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

A stately palace has been converted into the world's largest cannabis museum.

An eerie cluster of medieval cave-like tombs carved out of a cliff, hidden in a historic mountain pass.