A Surreal flight of architectural fancy in Vietnam's Central Highlands.

This striking landscape in northern Vietnam contains both geological and archaeological wonders.

An extravagant monument to an extravagantly unpopular Emperor.

This Vietnamese hell cave lets visitors take a walk through a devilish underworld full of demons.

This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

Thousands of letters to Santa get delivered to this mailbox in Greenland.

No longer the only, but definitely the oldest, fountain in Greenland.

One Greenland town turned itself into an open air sculpture gallery with the help of a series of traditional stone artworks.

Neither bomb blasts nor heartbeats escape the giant ears of this super sci-fi Arctic outpost.

This remote research station sits amid the second-largest ice sheet on the planet.

These eight mummies are the best-preserved human remains ever discovered in North America.

A surprisingly beautiful abandoned World War II military base in East Greenland.

The 3.8 billion-year-old rock proves that tectonic plates may have been shifting longer than we thought.

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

Thousands of miniature bronze sculptures have taken over this city square creating a unique art installation.

Tens of thousands of tiny bottles stuffed with various items.

One thousand trees were planted in Norway to be used to print books a century from now.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to three historic ships from the age of Vikings.