Fascinating town where normal life interfaces with the occult.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

A striking 12th-century-style castle built on the edge of a cliff.

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

The patron saint of spinsters grasps a container of dried blood.

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

The final resting place of the great navigator, or maybe his brother.

The earliest known map to show America, discovered by accident at a Paris bookshop.

An ancient Egyptian temple in the middle of Madrid, Spain.

Microscopic scenes; some call it novelty, some call it art.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A Jenga-style cylindrical tower of books that appears to go on forever.

A surreal statue honoring Prague's favorite literary son.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

The hidden lair of an alchemist rediscovered in a 2002 flood.

A gigantic collection of teeny, tiny books.

The first museum in the world devoted to sexual gadgetry.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.