To the famous surrealist artist, liberty required two torches held high.

This futuristic observatory at the top of the Pyrénées offers unrivaled views.

A public park off the beaten path with a beautiful waterfall and 13th century Cistercian abbey.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

Two awe-inspiring globes from the reign of the Sun King hang from the ceiling of France's national library.

An icy lake tucked among jaw-dropping alpine panoramas.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

A font of vintage porn on the silver screen.

A subterranean shelter remains intact under a busy Paris railway station.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

This museum houses an imposing skeleton army comprised of creatures great and small.

Statue of death tucked in the University of Medicine courtyard.

A surrealist timepiece by the artist of melting clocks.

A haunting collection of the vanished and disappearing natural world.

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

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

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

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

A collection of old neon signs from all over Poland line a secluded courtyard.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.