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

Eco-village hidden in the foothills of the Alps that created a massive system of psychedelic underground temples.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

A massive work of modern art that appears to be a crop circle in the middle of the desert.

An ancient stone fortress considered by many to be the eighth wonder of the world.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

In this African village, the walls of the chief's compound are painted with beautiful traditional designs.

These homes carved into the mountains seem to defy the laws of nature.

Hidden in the shadow of a rocky fortress is one concubine’s long-forgotten legacy.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

An alien landscape of chalk-rock in the Egyptian desert.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

Stunning wetlands ablaze with pink lotus flowers.

A salty red wasteland in Tanzania is a breeding spot for endangered flamingos.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

Art school in the Amazon: Drugs, nature and sustainable agriculture.

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.

A French valley with forests so lush it was nicknamed "the Small Amazonia of the Pyrenees."

This beautifully deceptive waterfall is something far different from what it appears to be.

The winter home of millions of migrating monarch butterflies.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.