The world’s most primitive form of bungee jumping.

The glowing blue Nymphaeum of Emperor Tiberius.

Op-art architecture designed for happiness.

Hotel designed by indie graphics artists.

Bioluminescent firefly squid light up this Japanese fishing port.

Walk 2,300 feet above the ground on the "Troll's Tongue."

His music once banned in Communist Cuba, John Lennon is now immortalized in bronze by Castro, who considers Lennon a "fellow dreamer."

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

A 30-acre garden inspired by the principles of modern physics.

A seemingly endless landscape of pure salt stretches far across Bolivia.

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

This "floating island" plateau sits 7,671 feet above the forest floor.

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

A massive underwater sinkhole made famous by Jacques Cousteau.

This Tang Dynasty behemoth is the biggest Buddha in the world.

Spiral alpine structure provides an alternative experience of viewing the Matterhorn.

Caves famous for the dragon-slaying saint who lived there.

Death road of Bolivia.

Walk through living pictures and music in the Cathedral of Images.

A 20-meter (65-foot) robot towers over Tokyo Bay.

An explosion of natural color known as "the river that ran away from paradise."

Monasteries on rock pillars, once accessible only by frayed ropes.

A magical place that lets you play in and explore the world of Studio Ghibli.

Malaysian fireflies create a dazzling display as thousands light up in unison.