These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

The final resting place for the remains of 143 Habsburg royalty.

This splendid tomb may look fantastic, but there's nothing in it...

Devilish masks, handicrafts, and pieces of old buildings create a snapshot of life in a historic Alpine region.

A sculpture of the beloved author surrounded by characters from his fairy tales.

An ode to a soldier who came to town, fell in love, then began making his own sparkling wine.

Brass plaques embedded in pavement preserve the memories of those who lost their lives at the hands of Nazis during World War II.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

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

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

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

A once-fairy tale mansion now stands in a state of disrepair.

A line of disused military bunkers built to defend against Nazi invasion lies hidden on the outskirts of the city.

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

This spaceship sculpture in the middle of the Slovakian capital looks like it just crash-landed.

This hollow steel globe is the second-largest in the world.

Rare videos and memorabilia await visitors inside this unique store.

This 5-by-6-foot wooden hut is the smallest historic post office in the U.S.

This North Carolina store preserves a historic moment in America's movement for racial equality.

A year-long seasonal produce clock highlighting a variety of fruits and vegetables from across the Piedmont region.

A permanent outdoor art installation made up of more than 100 mushroom-shaped lights.