This frog-themed restaurant was frequented by Picasso, Saint-Exupéry, and more.

Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.

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

A unrivaled and rather horrifying collection of wax dermatological models.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

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

A museum of carnival attractions where you are invited to ride the rides.

A museum dedicated to linguistics, from how babies learn to talk to endangered and extinct languages.

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

Egyptian Revival movie palace abandoned for decades and restored in 2013.

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

A subterranean playground in an abandoned slate mine.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

The longest hedge maze in the world.

Eighty million natural history specimens call this gargantuan museum home.

One part local history, 99 parts gruesome haunted house.

Northern Ireland's Brobdingnagian stepping stones.

Famously misunderstood wonder of the ancient world

Banksy gives themself artistic license with this piece of London street art.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

A small plaque highlights the damage caused by German air raids during World War II.