This large lake in Central Australia contains an estimated 600 million tons of salt.

The only pollutant in the clear blue water is sunscreen.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

This abandoned Greek island was the last active leper colony in Europe.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

An intricate and amazing house built by architect Karl Junker.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Underground hospital complex constructed by slave laborers during the German occupation of the Channel Islands.

This group of small islands on Lake Nicaragua formed after an eruption of the Mombacho volcano.

This memorial museum chronicles the apocalyptic destruction of the First World War.

The site where one of the most famous poems of World War I was composed is preserved to honor the legacy of the work.

A little sculpture with a large wardrobe.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

65 million-year-old chalk outcroppings mark the end of the Jurassic Coast.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.