Island ghost town detailing Flagler's folly in building the Overseas Railroad.

In Florida, these naughty monkeys live on their own mini-monkey Alcatraz.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

Town of spiritualists and mediums in Florida.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A haunted hill that supposedly defied gravity.

A mysterious castle built as a monument to lost love.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

One of the oldest living oak trees in the Southeast.

An enormous and lavish Gothic church in Czechia.

Nine bronze hands protruding from a wall honor the student uprising that led to the fall of Czechoslovakia's Communist government.

This spooky statue sits outside a famous Prague theater.

A giant interactive periodic table with real samples of the elements.

Steadily reminding Czechia of its past.

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

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

A crucified and bearded female saint.

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

A museum of alchemy and a basement laboratory all housed in an ancient building in a Gothic tower.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Street artists transformed an abandoned air vent into the beloved Star Wars robot.

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.”