One of the world’s oldest surviving convict prisons, once the scene of daring escapes and riots.

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

One of the few places in the world home to living stromatolites.

Created as a coal reserve, it is today a natural park with stunning wildflowers, ancient marine fossils, and remnants of a 19th century mine.

A poignant site that pays tribute to lives lost at sea.

A massive concentration of algae is responsible for this lake's pink hue.

This remote outpost hosts the remains of one of Australia's key sites in the history of convicted laborers.

This Australian beach is composed of tiny shells.

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

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

This pair of Australian "waterfalls" appear to be falling straight across the land.

The oldest operating picture gardens in the world.

A super-sized wheelbarrow that sits at the roadside.

This natural amphitheatre has been carved over millennia into the layered sedimentary rock of Karijini National Park.

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

World War II ended before these tunnels built to protect vital oil from Japanese bombs were ever used.

Kakadu National Park is known for its stunning beauty and its rock art, which represents the longest historical records of any continuous civilization on Earth.

A Japanese sculptor carved an ode to biodiversity into a floodplain.

The taxidermy remains of the mighty beast made famous by a Crocodile Dundee film.

This preserved site served as part of Northern Australia’s defense in World War II.

One of Australia’s most complete colonial prison complexes.

Along the Stuart Highway, two giant sculptures tower over the roadway.

Clusters of huge boulders in the Australian Outback.

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