A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

This beautiful and unmissable little museum is full of fascinating artifacts from Mesoamerica's great civilizations.

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

In the Valley of Morelos lies a mysterious Olmec site with signs of jaguar veneration.

The largest collection of artifacts from the Olmec civilization, the mother culture of Mesoamerica.

This singular broken monument, now housed in a museum, was the cause of a worldwide "Mayan Doomsday" phenomenon.

The enigmatic skull gazes out over the ruins of a once-great Mayan city.

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

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

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

One of the few places where you can visit a cenote and Maya ruins at the same time.

These mosaic designs promise a cure for headaches, toothaches, and colds.

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.

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

These winged Maya figures are the subject of speculation and conspiracies.

Underneath the historic center of Mexico City, the remains of a temple dedicated to the Aztec god of the wind.

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

These enigmatic columns tower over the ruins of an ancient Toltec city.

A striking depiction of Teotihuacan's mysterious "Spider Woman."

This pre-Hispanic apartment complex also includes ancestral paintings that point to its military past.

This archeological site hidden behind Teotihuacán's pyramids shelters 1600-year-old murals.

Dating back to the second century, vestiges of prehispanic mural paintings are found in this underground palace.

This ancient structure was built by a mysterious civilization that was largely destroyed by a volcanic eruption.