This family tattoo parlor has been inking religious pilgrims in the Middle East for 700 years.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

The world's "leaniest" tower encourages you to test the gravity of its situation.

The oldest living tree in Manhattan comes shrouded in sinister legend.

This Pringle-shaped ledge makes for the perfect photo op.

Hidden in one of New York's oldest subway stations is the final remnant of the site of the bizarre Shakespeare Riots.

An ever-growing collection of rare and strange objects owned by local Arkansas illusionist Maxwell Blade.

Former military fort and site of untold horrors during WWII, this island may become the Adriatic's next luxury resort.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

This historic mansion was built as a symbol of love between a husband and wife.

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

A huge boat-shaped hotel with a blood red pool and other oddities.

Marvel at this turn-of-the-century masterpiece that has been turned into a rather stately supermarket.

The largest catacomb system in the world.

A monument to Lenin has been transformed into a statue of everyone's favorite black-helmeted, fool-choking Sith Lord.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

A miniature desert appears out of nowhere on the lush isle of Lemnos, like something out of a Greek myth.

An alien landscape on the banks of the Aegean Sea.

Hideout of thieves, monks, and goat-footed gods.

A spectacular cave and a beguiling lake.

Cave on extinct volcano, once home to famous mathematician Pythagoras.

Cretean quarry suggests real-life site for ancient Greek myth of the man-eating Minotaur in his labyrinth.