This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

The inspiration for the Patagonia Clothing logo, Cerro Fitz Roy turns pink at sunrise.

A vision of beautiful Hindu architecture in the middle of the American South.

A self built castle built by a salt worker in Brazil.

A snake farm famous for its venemous varieties.

The most alien-looking place on Earth.

A monster in the plant world, up to 10 feet tall and smelling of death.

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

Healing Springs that once ran red with soldiers' blood.

This spacecraft-shaped water tower is only a part of the mysterious UFO mania in this Brazilian town.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

Five mile wide circular ring of rock in the Russian Far East is a curious geological oddity.

A man's home is his castle.

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.

The world's largest bioluminescent area was undiscovered by science until 2005.

Flamboyant architecture from the turn of 20th century.

An antiquated German apothecary on Chicago's North Side.

Cold storage for agricultural biodiversity.

The magic's in the hole!

A salty cave excavated by elephants and the location of a deadly disease vector.

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

The original goat tower, the one that started it all.

Pivotal home of Nobel Prize winner Pablo Neruda.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.