Ornamented with "Bristol Diamonds," this exotic shell grotto is considered to be the finest surviving example from the eighteenth century.

The abandoned funicular tunnel was a secret base for the BBC during World War II.

Australian Lake set aglow by Noctiluca Scintillans.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

This classic photo booth was saved from destruction by the local community.

Not a single witness can attest to the creation of the world's largest geoglyph.

One man's artistic vision is a small town government's legal battle.

Largest maize maze in the Southern hemisphere built with GPS technology on more than two acres.

An abandoned marine theme park has created a difficult experiment in dolphin rewilding.

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

Is there such thing as too many fruit bats? Not anymore.

This 19th-century convent is now a flourishing 21st-century hub for art.

A historic model village was gifted from residents of London to Melbourne as thanks for their help during World War II.

Occult books, tarot, oddities.

This historic Australian bridge was built by convicts with giant stone spikes to prevent cattle from falling off the sides.

World War II ended before these tunnels built to protect vital oil from Japanese bombs were ever used.

Taxidermy of the racing horse with a huge heart, who inspired hope in the Depression.

Enjoy all the trappings from 1912 aboard this Titanic-themed restaurant.

Curious crater remnants in the middle of the Australian outback.

A spectacular impact crater in the rugged heart of Central Australia.

Twelve sculptures designed to make their best showing with the coming or going of the sun.

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

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

Brisbane's manmade urban beach has enough water to fill five Olympic-sized swimming pools.