This hidden garden boasts amazing views of Lyon.

After decades of damage, this feat of timekeeping and automaton art has been given a new lease on life.

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

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

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

This abandoned church in central Lyon is missing its front stairs.

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

This mosque was based on Sub-Saharan Islamic architecture and created for the Senegalese Tirailleurs.

This massive blockhead sculpture hides an entire library.

This public amphitheater was once a key part of Monaco’s defense strategy.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

This saucy statue once caused outrage among locals.

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

A memorial to honor those who were killed in a Bastille Day terror attack in Nice.

Ernest Hemingway was the first to sign this colorful wall covered in thousands of celebrity signatures.

This fountain is dedicated to the workers who perished constructing the Fréjus Rail Tunnel.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

A landmark in the history of technology and computing is hidden in a tiny Baroque chapel.

This building has a giant piercing through one of its corners.

When this funny little building went up in the 19th century, most people thought it would simply fall over.

This sinister Baroque entryway could lead you to a terrible fate.

The mysterious “eyes of the Devil” dot a street in the occult center of Italy.

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

At 929 pounds and 26 feet tall, this stainless steel fork can only be used by the likes of King Kong.