Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

A narrow opening between the mountains of the Amalfi Coast creates a scenic hidden beach.

This Neapolitan exhibition hall grants weird and wonderful insight into the intricacies of human biology.

Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

Dug as a secret royal escape route, the tunnel became a wartime bomb shelter and dumping ground for vintage cars.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

Journey through a bit of nostalgia inside this classic record and video store.

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.

A monument marks the beginning of the longest north-south road in the United States.

Gargoyle head that brings good luck.

A sinkhole known simply as "The Hole."

This island hill is strewn with boulders carved by shipwreck victims from the age of sail.

A 220-foot deep watery drop-off, filled with marine life.

Uninhabited islet in the Caribbean is the sanctuary of giant lizards.

The last bastion of Roman presence north of the Alps looms over a German town.

This spooky statue sits outside a famous Prague theater.

A series of playful yellow penguins share a serious message about the environment.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

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

The first museum in the world devoted to sexual gadgetry.

This natural hill rose another 130 feet from the debris and rubble added after World War II.