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

The original movie set for the home of 'Star Wars' hero Luke Skywalker.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

A small collection of iguana-infested ruins hides amid Cancún's bustling hotel zone.

Few of the many visitors to this resort town know of its hidden Maya ruins.

The celebrated eyesore created by starry-eyed sweethearts.

A popular shrine where the Blessed Virgin allegedly appeared in 1830, displaying a holy armchair and two incorruptible remains of Lady Saints.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

A unrivaled and rather horrifying collection of wax dermatological models.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

The oldest stone house in Paris was built by its most famous alchemist.

France's most famous cemetery, with some of its most curious tombs.

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

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

Salute the leader of the proletariat.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

A bit of retro transportation flair preserved in the world's largest department store.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

A band of aerialists and circus performers putting on incredible shows in East Williamsburg.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.