Executions were once held near this beautiful 18th-century fountain.

Designed to illustrate two parts of the human psyche.

This cannonball embedded in the side of an Edinburgh house once served a surprisingly pedestrian purpose.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

This Art Nouveau gate still stands at the former entrance of a 20th-century Spanish writer's colony.

Rubbing salt on this small stone dog is said to make wishes come true.

The site where two doves fell in love.

Does being buried standing up help you get into heaven faster?

Inside the simple black-and-white exterior of Église Sainte-Cécile hides a pastel wonderland.

This fountain was designed to honor the man who helped bring water to Barcelona.

The first location of the eventual video game giant.

Only a few pieces remain of the structure that carried people and goods across the Thames for some 600 years.

This black cat was actually designed to ward off bad luck.

Beside the pew where C.S. Lewis often sat while attending church, a window filled with characters from his beloved stories.

A peace symbol in Northern Ireland is among the world's largest hedge mazes.

A complex, nine-layer maze on the grounds of a Venetian doge's playground.

Australia's largest traditional hedge maze features a Great Gnome Hunt.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

No one knows why ancient labyrinths were built on this tiny northern island.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

The longest hedge maze in the world.

A psychedelic labyrinth on the San Francisco bay.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.