A glowing underwater cliff attracts marine life and divers in equal measure.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The largest and most famous wax anatomical collection anywhere in the world.

The middle finger of modernity.

The walls and streets of the ancient city are peppered with penises.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This immense scene of a cosmic battle between a jaguar and serpent illustrates the Aztec concept of the duality of life.

This stunning and ethereal mural symbolizes the beauty, unity, and diversity of humankind.

Come face to face with the ferocious visage of the serpent-headed mother goddess of the Aztecs.

This colossal ancient jaguar sculpture was used as a vessel for the hearts torn from sacrificial victims.

Diego Rivera hid various people and symbols in his first large-scale mural project.

The most complete statue of this Aztec god sits a top a throne carved with images of hallucinogenic plants.

The unique collection often goes unnoticed by visitors focused only on the archaeological objects.

The striking jade death mask of an ancient Maya king is displayed in a replica tomb in Mexico City.

The ruins of the bathhouse used by the ill-fated last Aztec emperor still lie in Chapultepec Park.

This colossal ancient sculpture of the monstrous Aztec rain god has a literally stormy history.

The ruins of an ancient temple to the Aztec wind god discovered in the middle of a metro station.