The remains of this ancient fortress atop a manmade hill look as though they were built into a volcano.

The home of the Dead Sea Scrolls is an abstract modernist dream.

A "miracle" that seems to produce more holy fistfights than holy revelations.

While not Turkey's deepest underground city, this subterranean redoubt is the largest.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Roman ruins, natural methane fires and a lovely beach.

Once described as the "Eagle's Nest," this ruined ancient city rests on a remote mountaintop.

An underground city of salt.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

A six-ton wedding present for the King of the Scots.

The most loyal of little dogs, or a Victorian era publicity stunt?

A 18th century graveyard and its astonishing cortege of macabre iconography.

On a barren hillside in the Yucca Valley, the recently restored Desert Christ Park has attracted pilgrims and kitsch hunters for over 50 years.

While exploring the desert, you can stop by the home of a fictional heretic from a parallel universe.

Explore 10 acres of environmental sculptures.

Popular tourist destination where witches in dark hats sell dried llama fetuses for good luck.

Death road of Bolivia.

This red lake 4,000 meters above sea level is home to rare flamingos.

A seemingly endless landscape of pure salt stretches far across Bolivia.

This hotel is located on the edge of the world's largest salt flat and is made out of the only material around.

Mountain of unimaginable riches that bankrolled the Spanish Empire, complete with its own underworld god.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

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