The now-abandoned Fascist summer colony served a dark purpose during World War II.

A macabre anatomy museum tucked within an old Italian hospital.

A beautiful chapel on the hills of the Oltrepò Pavese claims to house the tomb of King Edward II of England.

These four fountains are said to have healing properties, with a glass of the 'miracle' water being given to Louis XII of France.

This 18th-century dissection theater's frescoes display a gorgeous tension between the terrestrial and esoteric.

What better way to honor a pioneering anatomist than by preserving his severed head like a specimen?

One of the world’s smallest bars, just 13 square feet, is brimming with speakeasy flair.

The odd depiction of the Virgin Mary and baby Jesus is rooted in the Catholic Church's eradication of Catharism.

Research station devoted to mysterious floating lights seen in a Norwegian valley.

The largest cave in Northern Europe.

Norway has built what may be the world's most beautiful public toilet.

No one knows why ancient labyrinths were built on this tiny northern island.

Rent out a glass igloo to watch the Northern Lights like you live in the future.

The second-highest train station in Europe.

The remains of St. Lucius of Chur were said to be kept in this crypt for several centuries.

One of the highest mountain passes in Europe has been ranked among the best driving roads in the world.

A massive display of meteorites all found in the Atacama Desert.

One of the largest ancient geoglyphs in the world is a tall desert god used for predicting the weather.

This lake’s emerald green waters are a spectacular sight, but it’s not a great place for a swim.

The largest geyser field in the southern hemisphere is a spectacular sight.

This red lake 4,000 meters above sea level is home to rare flamingos.

A seemingly endless landscape of pure salt stretches far across Bolivia.

Mysterious Incan ruins on a tiny island in Lake Titicaca.

An abandoned Incan construction project left behind a mysterious "doorway."