Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

A little slice of Japan and its aesthetics in London's Holland Park.

This museum inside a museum tells the story of London's timepieces.

One of the world's oldest working clocks is curiously missing the Zodiac sign of Libra.

With a history of slaughter, feast, and famine, remnants of the pork industry decorate this area--even its church.

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

Paris' linguistic guide to the international language of, yes, love.

A French artist's vague warning hangs over Belleville.

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

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

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

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

Notorious artist squat renovated into legal studios.

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

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

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

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the 20th century.

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

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

Noirish green neon marks the location of one of the oldest private detective agencies in France.

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

Statue of death tucked in the University of Medicine courtyard.

A surrealist timepiece by the artist of melting clocks.