A series of abstract, silly sculptures represent the works of a great modern classical composer.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

This demon atop the Notre-Dame de Paris looks utterly bored.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

The narrowest street in Paris.

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

A surrealist timepiece by the artist of melting clocks.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

A popular shrine where the Blessed Virgin allegedly appeared in 1830, displaying a holy armchair and two incorruptible remains of Lady Saints.

The tombstone of an unfortunate explorer who disappeared in the Paris Catacombs.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

This museum houses an imposing skeleton army comprised of creatures great and small.

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

The final resting place of the "father of special effects."

The tomb of history's greatest potato promoter is surrounded by tubers.

Just across from the "Last Supper" painting is the famous painter's vineyard, a gift received for creating the masterpiece.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

A 16th-century horror show built in a lovely Italian garden.

A monk spent 14 years carving steps through tuff to make this religious site more accessible to pilgrims.

Magnificent frescoes decorate the interior of this Romanesque church, which also showcases an unusual phenomenon during winter solstice.

Medieval town turned hippie commune, once home to the secret foreskin of Jesus Christ.

This hermitage celebrates the legend of Emperor Constantine's healing from leprosy.

Italian director Pier Paolo Pasolini fell in love with this lonely 13th-century tower while making his most famous film.

A fascinating assortment of cave dwellings, medieval ruins, and sarcophagi are being devoured by the forest.