Vietnam's feral abandoned water park offers access to a post-apocalyptic funscape, now with fewer crocodiles.

An extravagant monument to an extravagantly unpopular Emperor.

South Korea's love of the silly photograph is on full display at this goofy collection of trompe l'oeil paintings.

Secret North Korean passage discovered below the world's most dangerous border.

This Buddhist temple is home to the graves of the Japanese national legends, the 47 Ronin.

A 70-foot-deep ice cave formed by lava from Mt. Fuji on the edge of Japan's "Suicide Forest." 

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

1,001 carved statues of the Buddhist God of Mercy, each with a unique face.

A massive underwater sinkhole made famous by Jacques Cousteau.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

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

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

This research center for rare prosimians is studying how they sleep to help prolong human life.

Giant disc-shaped gate took 20 men to close off this city in Madagascar.

This underwater cave in Madagascar is home to what is thought to be the country's largest fossil graveyard.

Fabulous formations, weird and wonderful wildlife.

This picturesque island graveyard is the final resting place of dozens of notorious pirates.

The centuries-old trees lining both sides of this dirt road may become Madagascar's first natural monument.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

An isolated dive site teeming with cnidarians.

These "50 Fortresses" have been unearthed in the ancient oasis of Khwarezm.