The city’s oldest gateway to the galaxy lies at the entrance to the Royal Botanical Gardens.

The labyrinthine storm tunnels beneath the city of Melbourne are ruled by a band of urban explorers.

This extraordinary geological oddity resembles human-made pavement.

Many rock climbers have come to conquer this slender sea stack, with various degrees of success.

The tallest sea cliffs on the Southern Hemisphere are a climber's worst nightmare.

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

The world's tallest shot tower—maybe.

For a century, the tallest building in Tasmania was a tower built to manufacture ammunition.

This simple sailing boat is one of the oldest preserved fishing vessels of its kind in the world.

Bronze statues honor the brave explorers who passed through this Antarctic gateway.

The abandoned remains of a once popular zoo, and the grave of the last known Tasmanian Tiger.

This controversial museum includes such detested exhibits as a chocolate suicide bomber and fecal-smelling digestion machine.

Carved panels tell the complete history of the harsh Central Highlands region.

At Ramahyuck, the Gunaikurnai people were forced to trade their freedom and culture for protection. Today, a cemetery is all that remains of the site.

Reportedly the "most handsome" market cross in Scotland.

A stuffed, prize-winning ram is all that remains of a world-renowned stud line, and a reminder of its owner's gruesome end.

An angelic, yet demonic-looking figurine presides over one of Glasgow's most ancient streets.

A miniature of a lighthouse acts as a beacon for what transpires inside this location.

An unphotographable nightly march of tens of thousands of "fairy penguins" from sea to shore.

A collection of outdoor mystical statues paying homage to indigenous Australians and ecological stewardship.

A clear example of the process of erosion in action.

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

These steps offer a breathtaking view of one of Europe's most besieged fortresses.

A recreation of pop art pioneer Eduardo Luigi Paolozzi's London studio.