These figures float and flutter in this fountain crafted by famed Swedish sculptor Carl Milles.

The final resting place of the famous violinist, after his corpse was denied a proper Catholic burial for decades.

This seemingly normal pathway actually forms a giant fingerprint.

The grotto where Saint Ignatius of Loyola lived as a hermit for nearly a year.

Centuries of warfare, tragedy, executions, and poetry come together in this 13th-century fortress.

A signal indicates the entrance to this alley, rumored to be a meeting place for witches.

A Victorian marvel of engineering is now a 21st-century tourist attraction.

The extravagance of Portugal’s "Pink Palace" resulted in a noble title being awarded to its owner.

This macabre shop, filled with art, oddities, and taxidermy is hidden in the heart of the French Quarter.

When this former hospital pharmacy closed in 2013 it already looked like a museum, so they turned it into one.

Touching this little fossil embedded in the wall of a grand mosque-cathedral may make your wishes come true.

In the 19th century, this pit housed a fully grown black bear for the entertainment of visitors. Today there is a sculpture in tribute to the poor creature.

The remnants of a classic 1970's British film.

A small house sits between two huge rocks, with its back to the sea.

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

An isolated 17th-century chapel on a remarkable site once dedicated to Celtic sun worship.

This ossuary is more than five centuries old and is heralded as one of the finest in Switzerland.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

Rebuilt several decades ago, its striking murals prevent it from being reconsecrated as a church.

Overlooking Puget Sound sits a garden with a Buddhist prayer wheel and an elaborate labyrinth.

A graveyard for early settlers, sometimes called Old Pioneer Cemetery, hidden in the woods on a hillside.

An angelic, yet demonic-looking figurine presides over one of Glasgow's most ancient streets.

This castle played host to the largest great hall found in medieval Central Europe.

An extraordinary collection of vampire-themed antiques lurks on the second floor of a store.