French Time Capsule-19th Century home revealed to the public.

This army of concretions is an unexplained geological phenomenon unlike anything else in the world.

The video game-themed street art first popped up in the French city.

A sublime medieval path adorns the marble floor of one of the most beautiful Gothic cathedrals in France.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

There is a strange little carving of a person seemingly crushed by a pillar behind the remains of St. Thomas Aquinas.

Tens of thousands of ancient rock carvings hidden in the heart of a French national park.

French commune at the heart of conspiracies.

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

This recessed garden protects thousands of mountain plants by creating its own microclimates.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Trek into the depths of the cave where 17,000-year-old paintings exist alongside 400-year-old graffiti.

This Parisian gem is one of the most incredible ethnographic museums in the world.

The world's tallest bridge is also possibly the most elegant.

A medieval church with largest and oldest collection of Renaissance frescoes in France.

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

The narrowest street in Paris.

A medieval military street hidden beneath a charming French fishing village.

A Gothic cathedral created from volcanic rocks.

Ancient paintings known as the "Sistine Chapel of Cave Art."

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

This massive library holds what was once the largest book collection in the world.

Notorious artist squat renovated into legal studios.

In the summer, the area around this sculpture transforms into a vibrant concert venue.