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

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

Magnificent Roman ruins lie vulnerable to destruction on the edge of the Mediterranean.

Home to some of the oldest hominid fossils ever found.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

Ozymandias’ time-keeping temple.

Avenue of trees planted by cosmonauts before their space departures.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

Landscape of bizarrely shaped desert mountains and innumerable rock carvings.

The underground sanctuary of a mysterious ancient cult.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

Italian cave with exceptional acoustics and an unsavory history.

Mexico's astounding mummy museum with "the world's smallest mummy."

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

A gravity-defying "devil's bridge" that has a surprising architectural feature for its stability.

These gutted monastery ruins still stand proudly in the middle of the Italian countryside.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

Once the nail factory shut its doors, this Swedish factory town was abandoned, leaving behind a modern ghost town.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Bright, rebellious indigenous murals dating back to the Spanish Conquest inexplicably cover the walls of this Catholic church.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.