The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

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

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

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.

The Uros people live on floating reed islands in lake Titicaca.

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

Death road of Bolivia.

Clusters of huge boulders in the Australian Outback.

This elaborate temple was built around one of the Buddha's teeth.

An ancient stone fortress considered by many to be the eighth wonder of the world.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

A natural arch offers panoramic views of Yangshuo's karst hills.

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

Massive series of 45 caves and over 51,000 sculptures carved from cliffsides in China.

A fifth-century temple improbably built into the side of a cliff.

These rat eating Giant Malaysian Pitcher Plants may have evolved to eat shrew poop.

White cockroaches and other cave species occupy this massive series of lava tubes.

Four alabaster giants contemplate the tides on the shore of Denmark.

The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.

Tiring of digging out the door to this church for every service, it was eventually abandoned to the sands.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.