One of the most important yet well-hidden museums dedicated to the history of medicine.

2300-year-old Roman road connecting the empire.

The yawning maw of this pagan visage is said to bite off the hands of liars.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Hundreds of secret cabinets built into the walls of legendary poisoner's private work room.

A beautiful and classically designed villa, with an hourly infestation of monsters.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

The world's largest reflecting pool is just two centimeters deep.

This Bordeaux parking garage has 712 indoor spaces, and one outdoor.

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

Lyon's miniature version of the Eiffel Tower was built as a statement in support of French secularism.

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

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

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

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

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

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

Hundreds of hidden passageways weave through the old quarters of Lyon.

The Habsburgs' royal collections of art and wonders.

Op-art architecture designed for happiness.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

This mummified mermaid corpse is an aquatic curio that was eventually revealed to be a fake.

A rare labyrinth-style path carved into a historic hill.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.