Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

The site of many tense prisoner exchanges across the Military Demarcation Line between North and South Korea.

Home to more than 13,000 pieces of war memorabilia and military equipment.

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

Watch butterflies take flight before you fly.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

The busy transport hub is home to the tallest airport slide in the world.

Singapore's landscaping project is home to 18 incredible Supertrees.

A patch of Philippines forest devoted to saving the lives of an emotionally sensitive species of googly-eyed primates.

The oldest Hindu temple complex in Nepal serves as the seat of Nepal’s national deity, Lord Pashupatinath.

Jumping-off point for a climb up Mt. Everest is the most dangerous airport in the world.

The former stronghold of the Malla Dynasty has remained virtually unchanged since the 17th century.

This historic square in Nepal is home to temples dating back to the third century.

Last stop before the top of the highest peak in the world.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

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

Japan's first train station is also the site of Godzilla's first destructive visit to the nation.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

The world's largest permanent architectural projection display entertains audiences nightly with 28-story light shows.

Perhaps the world's cheapest vending machines.

With over 12,000 different species of plants, this botanical garden is Japan's oldest and most diverse.

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

Once a black market electronics marketplace, now an otaku shopper's paradise.

Not quite the menace it once was, this monster still has some chops.