For this chef, an active volcano is his oven.

The tomb of history's greatest potato promoter is surrounded by tubers.

It's unclear what caused the fire that led to this opulent hotel's demise.

A commemoration of the first Dutchman to reach Japan, whose name still echoes in the heart of Tokyo.

Giant acorn-shaped 19th century gazebo from which suburban Washingtonians gazed upon the original "silver" spring.

Europe's first floating restaurant is home to a hilarious legend.

Found in the waddenzee, this propeller has been put on public display as a reminder of the Second World War.

Where a brain, a beauty, a jock, a rebel, and a recluse met one Saturday and changed their lives forever.

Today this former Nazi concentration camp stands as a poignant memorial to the victims of fascism, and a warning from history.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

The cell which saved the life of Ludger Sylbaris, "the man who lived through Doomsday."

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

What started as a way to address damp basement walls turned into a house filled with intricate hand-carved designs.

Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

An eponymous directional signpost erected by the first president of the United States.

During the American Revolution, this mansion hosted failed peace talks between the British and Americans.

A small part of Russia that does not touch any other part of Russia.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

Explore the dark underground corridors of this graffiti-covered former military fortification.

The approximate spot where the last Grand Master of the Knights Templar was put to death.

This beach runway is off limits during high tide.