The longest manmade tunnel in Queensland is now a beautiful trail, home to a special colony of bent-wing bats.

Home of the world's largest crocodile.

The 25-million-year-old cavities have perplexed people for decades.

A unique rock formation that only a few have managed to venture inside.

Victoria's largest salt lake is a favorite haunt for photographers and stargazers.

Ninety years of Sydney buses under one roof.

A huge stone pyramid built for fun.

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

Featuring Torres Strait Islander cuisine and Australia's first indigenous bar.

The ruins of a once prosperous power station have become a mouldering seaside gem.

A perfectly preserved abandoned criminal asylum in South Australia.

Granite rocks that concentrate waves into powerful jets.

The sand is such a bright white that on sunny days you practically need sunglasses to look at the ground.

The once-dying town of Sheffield, Tasmania has reinvented itself as a village of painted wonders.

Dozens of large-scale, creative, evocative curios from prominent artists dot the calm outdoor space around this major museum.

These sea cliffs are an epic natural wonder.

A beautiful 1920s tower filled with local hidden gems.

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

Incredible rock formations jut from the southern end of this spectacular stingray-viewing spot.

A granite waterfall cascading down is one of the highest multi-tiered falls in the state.

This abandoned railroad tunnel is now home to a micro-colony of bats and a ghost train.

A local landmark that has become a hub of graffiti and urban exploration.

This once-booming gold mining hub was basically abandoned overnight.

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