At least seven hues of blue and turquoise make this freshwater lagoon unique.

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

At a museum of everyday objects, it is the act of collecting that is really on display.

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

Mexico's astounding mummy museum with "the world's smallest mummy."

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

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

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

A uniquely robust and historic look at Mexico's omnipresent dance with Death.

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

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

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

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.

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