A stray meteor left this picturesque hole in the Australian outback.

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

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

One of the best beaches in the entire world.

A sparkling sandstone cliffside that's worth a visit while it still exists.

The unique ecosystem atop an Australian mountain is home to some colorful inhabitants.

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

This extraordinary geological oddity resembles human-made pavement.

Dilapidated ruins that once treated a notorious young serial killer, currently hosting vandals, squatters, and ghost hunters.

A massive stairway that almost wasn't leads to one of Australia's most scenic vistas.

This gracefully curving formation looks like a massive wave that was suddenly turned to stone.

Woven tree art gives this towering Australian woodland a touch of mystical whimsy.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

Australian Lake set aglow by Noctiluca Scintillans.

Once the path of a railway tunnel, now home to thousands of glowing insects.

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

Nature is leading a successful mutiny on this century-old freighter.

This abandoned, partly demolished building is now home to beautiful graffiti and murals.

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

One of the most remarkable caves in all of Iceland was created by a once raging river of lava.

A vintage video game wonderland in downtown Reykjavik.

A popular Icelandic children's story comes to life inside this cave.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

Iceland's tribute to its thankless civil servants.