A hidden treasure of an abandoned city lies deep in the jungles of Campeche, Mexico.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.

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

The meteor that sealed the fate of the dinosaurs landed at this site, one of the largest impact craters in the world.

This crumbling Art Deco movie palace in Mexico City has been abandoned for two decades.

A museum in the former home of Marxist revolutionary Leon Trotsky.

These biodiverse university gardens form a green oasis amid the urban chaos of Mexico City.

The winter home of millions of migrating monarch butterflies.

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.

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

High atop a Mexican rainforest mountain, this ancient pyramid once drew pilgrims countries away.

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

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

Explore the atmospheric ruins of an abandoned convent in the dense forests of Mexico's first national park.

A quirky and charming restaurant founded by artists.

Twelve natural mummies are displayed in the crypt of this former monastery school.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

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

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

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

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

These azure waters were thought to lead to the Mayan Underworld.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.