In Northeastern Iceland lies something of an oxymoron: a steaming desert.

These natural cliffs look like they are a part of an old castle complex.

Rock carving created 1,300 years ago 75 feet off the ground.

A saintly relic hidden in a Prague church basement.

This vast, pristine wilderness is home to a rare subspecies of black bear.

This dry lake bed contains the oldest known petroglyphs in North America.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

This vertical pinnacle in China was the inspiration for the floating mountains in the movie “Avatar.”

Nature’s skyscraper launches out of the terrain with attitude.

This nearly abandoned plantation was once witness to an eclipse that proved Einstein's theory of relativity.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

Once the most densely populated place in the world, this island is now a ghost town.

This rusted shipwreck directly in front of a century-old abandoned lighthouse looks almost surreal.

When humans abandoned this safari lodge, the lions took over.

These hellish-looking cliffs in the Canadian Arctic have been burning for centuries.

Home to the world's oldest wooden building.

French scientists make up the majority of the few humans to occupy this remote island in the extreme southern Indian Ocean.

A bizarre house filled with an astounding array of collections.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

This seaside Italian village doesn't just look Escher-esque, it actually inspired the mind-bending artist.

One of the only places where Earth’s mantle lies above water.

In a dry, neglected cemetery lies the unassuming grave of a soldier vilified in life but celebrated in death.

The world’s tallest outdoor lift stretches along the stone pillars that inspired the floating mountains in the movie “Avatar.”