London's largest outsider art museum.

A Roman spa buried deep beneath the City of London.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

After immigrating to Paris in the 1970s, two brothers from Laos built a grocery store empire.

This Paris art space celebrates the creativity and ingenuity that springs from abject poverty, especially in Africa.

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

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

This oddly shaped boulder in Paris is rumored to be cursed.

This facility has manufactured stunning tapestries for France's royalty ever since the 17th century.

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

A short distance from the Eiffel Tower is the final resting place of several of the city’s more well-known and interesting characters.

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

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

The history of radiation is on safe display at the foot of a radiation science laboratory.

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

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

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

This massive library holds what was once the largest book collection in the world.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

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