Spend the night in this formerly abandoned traditional Scottish village.

On an island south of Iceland, a large volcanic rock formation resembles an elephant.

This region of Slovakia boasts some of the most plentiful opal mines in the world.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

The 700-year-old fortress was the site of Count Orlok's castle in "Nosferatu."

A musical instrument played by the sea.

An ethereal glowing blue ocean cave in Croatia.

It's where the final scene of the beloved Tom Hanks movie was filmed.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

An eatery in a shallow river where diners can enjoy their meal mere feet from the base of an artificial waterfall.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

The eccentric mansion of one the most popular horror authors of modern times.

The Habsburgs' royal collections of art and wonders.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

The topiary maze at the Habsburg hunting lodge.

This scale model of our solar system hid in plain sight for years before a physics team sought out all the planets.

A rooftop restaurant hides in plain sight atop Vienna's Palace of Justice.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

The beautiful baroque library of the Hapsburg empire.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

This massive subterranean fissure is known as the "underground Grand Canyon."

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.