The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

When ecosystems collide in the arid Southwest.

This underfoot portrait is the work of a disgruntled painter inspired by a tragic poem.

The largest island on the great salt lake is home to curious creatures and strange stories.

"The country that ate itself."

The ruins of an ancient island city built atop a coral reef in the South Pacific are spectacular and strange enough to have inspired H.P. Lovecraft.

An isolated dive site teeming with cnidarians.

Giant money stones of Yap.

This abandoned-looking amusement park is frighteningly open for business.

North Korea's massive "hotel of doom."

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

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

A battle between nature and architecture in the Cambodian jungle.

Khmer Rouge's high security prison.

5,000 skulls in memorial to those killed by the Khmer Rouge.

The largest pool at its elevation sits on top of one of the most expensive resorts in the world.

This monument marks where the exact middle of the world used to be.

A British general, a suggestive tree, a map of paradise.

This small group of sand dunes manages to pack in a strange rainbow of colors.

The red crab exhibits one of the most spectacular migrations on earth, despite manmade obstacles.

The final resting place of the great navigator, or maybe his brother.

Single runway interrupted by a busy road that cuts across its middle.

Remains of an abandoned coral city.

These Nubian pyramids are strange and unique, even by pyramid standards.