Cat art as far as the eye can see.

Museum preserving torture methods from the past.

A floating cat sanctuary on an Amsterdam canal.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

The world's only museum devoted to the wonders of fluorescence.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

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

A Gothic cathedral created from volcanic rocks.

An unsettling shrine dedicated to the ravenous beast that prowled 18th-century France.

These quaint French houses dangle precariously over a precipice.

A chapel on a volcanic core, marking the end of a successful journey.

An art world insider finds himself battling for his artistic home.

The fantastic architectural models of a French traveler.

Monsters and miniatures are held in equal esteem at this wondrous museum.

Explore the 500-year history of silk-making in Lyon at this museum, workshop, and boutique.

Inside this museum, Christians were imprisoned when the Romans controlled Gaul.

Lyon's "Wall of the Silk Weavers" is one of the largest murals in Europe.

Nicknamed the "Museum of Horrors," this French anatomical collection has been fascinating visitors for over a century.

A tiled, multi-level garden of survival in Lyon.

The oldest stone house in Paris was built by its most famous alchemist.

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

This hidden garden boasts amazing views of Lyon.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

One of the greatest maze designer’s greatest mazes.