1,500 Commonwealth servicemen of World War II are buried or commemorated in this cemetery.

This famous archeological mystery may be an ancient example of movable type.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

This abandoned Greek island was the last active leper colony in Europe.

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.

A heavenly experience, right here on Terra Firma.

A seemingly endless landscape of pure salt stretches far across Bolivia.

This lab's maddening silence is good for business but bad for sanity.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Rising from the sea like a stone monster.

These fantastically named natural pools look like something out of a Scottish myth.

An Australian lake whose pink hue defies scientific explanation.

Dramatic river bend surrounds a natural red-rocked pedestal.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Walk through Czech history in Prague's largest graveyard.

A Jenga-style cylindrical tower of books that appears to go on forever.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

At just six feet two inches deep, it is said by Guiness and Ripley to be the world’s narrowest freestanding office building.

The longest hedge maze in the world.

Walk 2,300 feet above the ground on the "Troll's Tongue."

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

A Hawaiian stairway to heaven—that you can't climb.