Nine limestone rock stacks on Australia's "Shipwreck Coast."

An Australian lake whose pink hue defies scientific explanation.

Lonely industrial sculptures in South Australia created by a mechanic turned artist.

Critics argue this boab tree has been mislabeled for the sake of dark tourism, undermining its spiritual significance.

Fabulous formations, weird and wonderful wildlife.

The centuries-old trees lining both sides of this dirt road may become Madagascar's first natural monument.

A rustic place to spend the night, complete with amazing quiver trees and outsider art.

A rare cluster of alien-like plants grows along a dusty highway.

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

Ten shipwreck-shaped chalets lie along the sand dunes on Namibia’s Skeleton Coast.

Unexplained bald patches in the landscape grow and recede over time, as though they are somehow alive.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

The remains of diamond fever taken over by the desert.

A small Rwandan workshop where you'll find traditional works of art—made from cow dung.

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

This rare volcano spews the strangest and (literally) coolest lava in the world.

Strange sandstone canyon known as the "place broken by itself."

If there is one thing you don't want to be in Sweden during Christmas, it's a Yule Goat.

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

Reaching the "Church in the Sky" requires scaling the cliff face of a sandstone pinnacle with a 650-foot drop.

The Voodoo Superstore of the world.

This deceptively salty lake looks like blushing pink lemonade.

The central mosque of this Mali town is entirely built from mud.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.