This ancient jade mask depicting the Zapotec bat god was found in the ruins of the pyramids of Monte Alban.

66,000 pieces of art, donated by one of the world's richest men.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

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

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

You can release a young butterfly at this beautiful indoor garden.

The jewel of western Mexico's archaeological legacy is this tiered circular pyramid now covered in grass.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

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

An ancient system of freshwater caves filled with animal bones, including that of species long-extinct.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Frida Kahlo's childhood home, now a museum of her life and works.

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

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

Pompeii's less famous neighbor is still revealing her secrets.

The underground sanctuary of a mysterious ancient cult.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

Renaissance villa and gardens complete with a tormented colossus.

This elegant arc of a waterfall marks a religious turning point.