According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This enchanting green space houses a labyrinth lined with toxic plants.

Once the hunting reserve of a noble family, this is one of the few remnants of Pleistocene planitial forest in northern Italy that still stands.

In this medieval church, a centuries-old stuffed crocodile hangs from the ceiling.

A room filled with frescos that make it seem like the walls are crumbling down while giants die in despair.

An architectural oddity where the triglyphs of the courtyard of walls create an optical illusion.

Inside the small garden of two mid-century apartment buildings stands a centuries-old bell tower, separated from its original church and hidden from view.

The seat of the Mantua bishop holds many secrets within its walls.

A medieval tower with a suspended iron cage used as an open-air jail for criminals who were exposed as a warning.

It took more than 300 years to build this church, which is home to two sacred vessels believed to hold the blood of Christ.

The oldest church in Mantua was buried for centuries under the facades of other structures.

This imposing tower named after the mythical sword of King Arthur is considered the tallest freestanding climbing wall in the world.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Old Danish castle immortalized in Shakespeare's Hamlet.

The world's first combination ski slope and power plant.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

This ordinary street was made infamous by a legendary visit from the devil.

The final resting place of the author who gave us the Little Mermaid, the Ugly Duckling, and many more beloved fairy tales.

The final resting place of one of the brightest physicists of the 20th century.

Danish observation tower designed to look like a giant beer bottle.