The oldest continuously occupied public building in the United States.

Go surfing on this urban wave, "hacked" by local surfers.

The wooden telephone box hidden away in London's Piccadilly was the original prototype of the iconic kiosk.

This bridge was constructed from the rubble of the infamous Bastille.

The celebrated eyesore created by starry-eyed sweethearts.

A house carved into a rock in the 1940s.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

The highest bridge in America was built for an almost unnervingly small amount of money.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

France's most famous cemetery, with some of its most curious tombs.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

The fairy tale castle of the "fairy-tale king."

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

It's good luck to be mocked by this monkey.

A preserved college lock-up that recalls a clubhouse approach to discipline.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The prototype for all Nazi concentration camps.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.