Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

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

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

This elaborate towering structure was once famed for its revolutionary height.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Famously misunderstood wonder of the ancient world

A little sculpture with a large wardrobe.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The celebrated eyesore created by starry-eyed sweethearts.

Yo, Adrian!

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

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Macabre astrological automaton clock dating to the late 1400s.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

Stroll through a wonderland of stupendous moss-covered trees.

Elevated freight railway turned wildly successful urban park.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

Try not to get slimed in Tribeca.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.