Not a single witness can attest to the creation of the world's largest geoglyph.

6000-year-old coal fire moves one meter per year.

The UFO capital of Australia is the outback’s answer to Roswell.

An abandoned marine theme park has created a difficult experiment in dolphin rewilding.

This eccentric cave dwelling is bizarre even by the standards of a subterranean town.

White cockroaches and other cave species occupy this massive series of lava tubes.

A forest full of mystical fantasy figures, nearly destroyed by recent fires.

These Australian rock formations look like Martian beehives that have grown up out of the landscape.

Started nearly 100 years ago, this science experiment just keeps on going, ever so slowly.

One man's artistic vision is a small town government's legal battle.

A wonder of natural limestone formations etched by millions of years of natural interaction between rainfall and rock and air.

Putt your way around Australia in a black light environment.

Largest maize maze in the Southern hemisphere built with GPS technology on more than two acres.

Relics of Australia's convict past, and a modern scene of unimaginable horror.

This massive water spout has been luring visitors for hundreds of years, some to their death.

Microscopic fossils suggest Australia may be the birthplace of sulphur-based life forms.

Come for the flowers, stay for the bats!

This shrine to film's most iconic wasteland wanderer is located in the very outback where the movies were shot.

Clusters of huge boulders in the Australian Outback.

Living fossils in this remote Australian bay provide a glimpse of what Earth may have looked like 3.5 billion years ago.

Aqua white sand highlighted with fiery red rocks.

This Australian beach is composed of tiny shells.

Built over an abandoned train yard, this hidden gem is full of winding paths and offers gorgeous views of Sydney Harbour.

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.