Prehistoric park filled with the fossils of dozens of extinct species including Australian megafauna.

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

An opal mining town in the middle of Australia where people live, worship, and shop underground.

This extraordinary geological oddity resembles human-made pavement.

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

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

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

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

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

An abandoned railroad tunnel is now filled with bioluminescent bugs.

An Australian lake whose pink hue defies scientific explanation.

This work of art was designed to represent the Tarpeian Way Quarry that once dominated the area.

A former drinking water storage reservoir transformed into a sunken garden.

This rare effigy of the author spent years lost in storage.

A monument to the 4,114 Irish orphan girls who arrived in Australia between 1848 and 1850.

Native Australian lizards inhabit this garden celebrating Sydney and its sister city in China.

It's said to be one of the most significant collections of contemporary Chinese art in the world.

The statue honors an adventurous seafaring cat.

A boardwalk winds through this sliver of coastal nature hidden within Sydney.

A collaboration of art and ornithology mourns the calls of Sydney's lost birds.

One of Australia's largest secondhand bookstores.

Jesus' footprints and the first catacombs in the world.

Architectural monsters are devouring this palace's every door and window.

A museum capturing one of the world's most famous classical composer's battle with hearing loss.