These sacred Mesoamerican ruins feature peculiar petroglyphs hidden in the stones.

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

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

These spectacular, symbolic serpents lie within the shadow of the Great Temple.

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

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

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

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

The ruins of an ancient city built by Mayan traders is centered around a temple of a sacred feathered serpent deity.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

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

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

An Aztec temple, the largest man-made pyramid in the world, sits buried in earth with a Spanish church set on top.

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

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

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

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

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

One of the largest Buddhist communities in the West sits on the site of an old hospital.

An optical illusion found amid a logged redwood forest.

A trash dump made beautiful by nature's power.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

A collection of colorful dinosaurs hidden in an actual rainforest.

The site of the Wellington avalanche, one of the America's worst railroad disasters.