Places hardwire75 Wants to Go

Series of underground houses inhabited continuously for centuries.

This fascinating abbey is considered the oldest monastery in the region.

Home to fantastic views and ancient graves.

This garden houses the remains of the ancient Greek port of Marseille.

The oldest stone house in Paris was built by its most famous alchemist.

The site where two doves fell in love.

Where the high court feasted, frolicked, and high courtesans put their royal lovers' diamonds to the test.

The narrowest street in Paris.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Marie Antoinette and Napoleon Bonaparte were fans of this 200-year-old French chocolatier.

France's most famous cemetery, with some of its most curious tombs.

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

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

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

BDSM, 1930s Style.

This innocuous-seeming building is actually the remnant of a major wartime brothel.

This renovated Art Nouveau bathroom from 1905 is worth the price of admission.

A cocktail lounge decorated like an American dive bar, in honor of the legendary author Ernest Hemingway.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

This French cemetery houses some of the most exquisite examples of funerary art in Mexico City.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.

Mexico's National Sound Library houses music, recordings, and voices from the nation's rich past.

An extravagant 18th-century fountain built with bits of broken ceramic.

The grounds of this former dairy hacienda now contain an entire town inspired by Tuscany, Italy.