This cramped crevasse saw the entire population of its island suffocated inside its depths.

The Mysterious Witch Bonney, a haunted statue in an old industrial city.

"Only the devil could play golf here."

Perched on a spindly rock spire in a Greek archipelago, this lighthouse would make a perfect wizard's tower.

Shoreline strewn with the remains of ghostly fallen trees.

An architectural marvel that spans the Arda River, and has stories of a haunted past.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

A historic bridge with a lovely acoustic anomaly.

This freshwater spring fills with 10,000 gallons of water per minute.

Six beautiful wooden giants are hidden around Copenhagen.

Largest lake in Great Britain measured by surface area.

An abandoned water sports stadium that has become a haven for graffiti and decay.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

With well over 130 falls and cascades to brag about, Hamilton, Ontario has earned its stripes as the waterfall capital of the world.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

Dr. Strangelove-esque tours reveal the inside a bunker once reserved for Stalin himself.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

Pilgrimage site for star-crossed lovers.

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

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

This 170-year-old Swiss guesthouse built into the side of a mountain is best accessed by a cable car.