This concrete monster of a wreck lies in the mouth of Langstone Harbour as a monument to the incredible history of D-Day.

A picturesque garden with a surprising past.

This cathedral's stained-glass patchwork of psychedelic colors and shapes was put in place long before the swinging 60s.

The lasting remains of the Balloon Section of the British Armed Forces.

Behind the pink curtain, Au Bonheur du Jour, an art gallery of erotic archives.

Beggars were miraculously "cured" of their fake ailments when they returned home to this 17th century Paris slum each night.

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

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

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

How did a French journalist’s grave become the sexiest statue in the cemetery?

A Belle Epoque bordello turned into a themed love hotel.

A unrivaled and rather horrifying collection of wax dermatological models.

Inside a former cabaret, seven floors of erotic art.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

This structure atop a craggy cliff in one of the most beautiful parks in Paris boasts an unbeatable view.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

The Argonaute submarine was the French navy's pride and joy in the 1950's.

An antique curios dealer and hybrid taxidermist.

Skeletons, medical artifacts, and other obscure and precious treasures all displayed in a wooden pharmacist's cabinet.

This secret cemetery where no flag is allowed to fly holds the bodies of American soldiers convicted of heinous crimes during WWII.

The haunting cadaver tomb of a famous French poet, playwright, and filmmaker.

Overshadowed by other, more famous Maltese catacombs, this ancient burial chamber has one of the best examples of a ritual agape table.

These lesser-known Maltese catacombs date back over 1,700 years.

A centuries-old forgotten underworld lies beneath Malta.