Macabre astrological automaton clock dating to the late 1400s.

A celebration of Colombia’s premier contemporary artist.

This Bogotá museum houses the world's largest collection of pre-Columbian gold relics.

The largest salt lake in the Sahara is mysteriously alluring.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

The embalmed remains of the communist leader lie within a custom crystal coffin.

This sensational Chinese temple walks visitors through the 76 weird departments of the afterlife.

This probably wasn't what Mao had in mind.

Why walk on this historical site when you can zoom down instead?

The most famous location in China was home to whole dynasties worth of imperial rulers.

An out-of-place slice of France, smack in the middle of Shanghai.

This psychedelic tourist trap is a leisurely descent into madness.

An island graveyard with spectacular views of the Caribbean.

The turquoise-studded skull of a long-dead Aztec man sits within Mexico City’s Museum of Anthropology.

Many people don't realize there’s a lot going on in—and below—the world’s tallest triumphal arch.

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

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

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

A brightly colored natural bridge formed by mineral-rich hot springs high up in the Andes.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

A bright little alley in La Boca is a part of tango history.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.