A saintly relic hidden in a Prague church basement.

This doorless 20th-century elevator doesn't stop or slow down.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A Jenga-style cylindrical tower of books that appears to go on forever.

Countless grotesque faces stare out from this eerie Prague art wall.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Macabre astrological automaton clock dating to the late 1400s.

The only remaining collection of flayed figures made by French "madman" Honoré Fragonard.

Ghosts of France's colonial past.

One of the last umbrella repair shops in Paris upholds the nostalgic art of umbrella making.

What looks like a normal building is really a hollow facade hiding a subway vent.

An off-the-beaten-path boutique stuffed with an eclectic collection of upcycled goods.

Ordinary art transforms to extraordinary thanks to locals' quirky sense of humor.

Dedicated to the history and culture of smoking, this small museum now includes a vape lounge.

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

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

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

A museum which takes visitors to the côté obscure of Paris.

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

BDSM, 1930s Style.

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