This massive water spout has been luring visitors for hundreds of years, some to their death.

Relics of Australia's convict past, and a modern scene of unimaginable horror.

Come for the flowers, stay for the bats!

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

One of Australia's largest secondhand bookstores.

Australian museum dedicated to human health and lack thereof.

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

A massive stairway that almost wasn't leads to one of Australia's most scenic vistas.

Once the path of a railway tunnel, now home to thousands of glowing insects.

340-foot statue built to honour the Heroes of the Soviet Union.

One of the most poignant ruins of the Chornobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

This attraction was abandoned after the Chornobyl disaster.

Elaborate tile work in this railway station tells the story of Portugal.

This abandoned Soviet circus is slowly being restored to its Communist-era glory.

The largest wine cellar in the world is a 150-mile network of underground caves near the capital of Moldova.

This 13th century Orthodox monastery is built right into the Moldovan cliffside.

The history of those incarcerated in Singapore during World War II is etched into the bricks of a popular staircase.

Featured in one of the most iconic scenes in cinema history.

One of Vietnam's most iconic landmarks was built by Japanese traders and is now in danger of sinking.

This statue intended for children to enjoy became a minor political spat.

Created as a "model concentration camp" to hide Nazi atrocities from the international community, this former camp-ghetto now holds a museum and memorial honoring the lives lost within.

Bridge that died in war and was resurected.