An ancient rock engraving shows Aboriginals used their advanced knowledge of the stars to hunt and gather.

The Victoria-era quarantine station for Sydney.

The yawning remains of a complex naval fortress still haunt this Australian shore.

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

An ancient engraving by the Cammeraygal people was uncovered in the transformation of a North Sydney industrial site.

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

People can't get enough of these adorable Japanese photobooths.

This grim museum collects artifacts and evidence of some of the most sensational antipodean crimes.

This secret Australian garden was built on love after a man planted a random bulb he found in the ocean.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

On the Oregon coast there is a natural hole that seems to be draining the sea.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

Dramatic river bend surrounds a natural red-rocked pedestal.

A museum dedicated to the alleged Roswell Incident.

Legends surround this jagged rock formation in the New Mexico desert.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

The most alien-looking place on Earth.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

An emporium for the weird, creepy, rare, and just plain gross.