Two waterfalls flow down the cliff faces decorated with rare natural basalt columns.

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

The splendor of this 17th century golden chapel has led it to be called the "eighth wonder of the world."

A 500-year-old series of tunnels long believed to be folkloric was uncovered beneath the streets of Puebla.

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

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

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

Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

The only castle in North America to ever house European sovereigns.

This beautifully deceptive waterfall is something far different from what it appears to be.

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

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

Underwater art project will double as a massive artificial coral reef to help regenerate the damaged ecosystem.

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.

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.

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

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

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

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

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

An island filled with hundreds of hanging, decomposing, decapitated dolls.

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