This ancient temple is set up to take you on a pilgrimage of self.

A fantastical group of cliffside stairways, bridges, and twisting paths carved out of stone provide a surreal coastal hike.

This Japanese-inspired labyrinth of hot springs is hidden in a Chilean forest.

The caldera of this mini-volcano has been turned into a naturally heated mud bath.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

Raging waters have created a strange geological site that looks like something off of a progressive rock album cover.

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

The world's largest collection of witchcraft regalia.

Dramatic river bend surrounds a natural red-rocked pedestal.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

A 16th-century horror show built in a lovely Italian garden.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

World's largest collection of serial killer artwork and other macabre exhibits.

Stunning wetlands ablaze with pink lotus flowers.

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

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Most-visited and most-photographed slot canyon in the American Southwest.

An exquisite tunnel of cascading flowers.

Medicinal spa created with the discharge from a geothermal energy plant.

An isolated dive site teeming with cnidarians.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

A swing to dangle you off the very edge.

The sign at the garden gate reads: "These Plants Can Kill."

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.