This professional clown's home is an outsider art wonderland.

An encyclopedic collection of mammal penises.

Hundreds of hidden passageways weave through the old quarters of Lyon.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

New Orleans' famous cemetery, located on the site of a former race track.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

The final resting place of New Orleans' most famous voodoo priestess.

This small red school was where Germany signed their surrender during WWII.

The room where Vincent van Gogh died.

The artist and his brother are buried in a landscape straight out of a van Gogh painting.

César Baldaccini's iconic sculpture of a 40-foot thumb stands tall in La Défense.

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

Abandoned railway line circling the city of Paris.

Former hunting lodge of a duke who was an avid collector of impressionist works.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

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

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the 20th century.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

The curious underground history of keeping Paris clean.

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

This bridge was constructed from the rubble of the infamous Bastille.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.