A new kind of theme park for adults off the Las Vegas Strip.

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

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

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

The celebrated eyesore created by starry-eyed sweethearts.

What looks like a normal building is really a hollow facade hiding a subway vent.

A Parisian boutique devoted to la Sape, the elegant Congolese fashion subculture rooted in European colonization.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

An iconic and eccentric bar for "Manouche" Jazz music keeps expanding its space—and its influence.

One of the last umbrella repair shops in Paris upholds the nostalgic art of umbrella making.

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

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

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

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

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

135 bronze medallions mark a French meridian line which once rivaled the hotshot Greenwich timeline.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

Got apples?

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

A modern-day Lascaux cave underneath Paris.

The subterranean "lake" below the Paris opera house inspired the Phantom of the Opera's lair.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

The first green space constructed on an elevated viaduct.

In the best of all possible worlds, everyone will get a chance to see this statue in which Voltaire's heart is interred.