One of the first big sculptures anywhere in Australia.

The UFO capital of Australia is the outback’s answer to Roswell.

Come for the flowers, stay for the bats!

Clusters of huge boulders in the Australian Outback.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.

This historic observatory contains the world's oldest refracting lens telescope.

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

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

The lavish temple of the Cao Dai religion that includes Buddha, Mohammed, Joan of Arc, and Victor Hugo.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

This giant geoglyph of mysterious origins is now the site of neo-pagan rituals.

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

England's most notorious suicide spot.

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

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

An unsanctioned shrine that sprung up outside the late singer's home is causing a stir in London's Highgate neighborhood.

A makeshift shrine to the late rock star is still kept up on the nondescript façade outside 1 Logan Place.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.