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

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

The gigantic preserved heart of a champion racehorse.

Dozens of large-scale, creative, evocative curios from prominent artists dot the calm outdoor space around this major museum.

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

Hidden just under the waters around this Turkish island are the ruins of a once great city.

Guatemalan womanizer, venerated during Holy Week.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

A massive underwater sinkhole made famous by Jacques Cousteau.

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

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

The enigmatic and seldom visited ruins of a Mayan city-state.

The ruins of an ancient Mayan city, beautifully preserved and only accessible by boat.

This church, buried halfway in lava rock, is all that remains of a Mexican village destroyed by a volcano.

A mysterious ancient cemetery with Roman sarcophagi and Lycian inscriptions.