The World Wide Web was created in this nondescript corridor at CERN.

Large Hadron Collider and the Birthplace of World Wide Web.

A fortified palace in the shape of a ship on the Thiou river.

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.

Explore the art and history of intricate, hand-crafted tile designs at this small museum.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

One of the greatest maze designer’s greatest mazes.

The fantastic architectural models of a French traveler.

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

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

This hidden garden boasts amazing views of Lyon.

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.

Giant wind turbine with observation deck at the very top.

A city's controversial tribute to its founder depicts townspeople flashing their bare behinds.

Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

The traveling wares of Denmark's most famous author.

The marker that allows students all over the world to be late for class.

These ancient rune stones plucked from the countryside now call this university park home.

It might look like a doghouse, but this small structure was actually built to house a spirit from Maya mythology.

A small site dedicated to the memory of a local leader and the search for peace.

Still standing despite its considerable slant, this tilted lighthouse has become a local symbol of resilience.

A small collection of iguana-infested ruins hides amid Cancún's bustling hotel zone.