This police call box harkens back to an era of pre-radio communications, and has a rather unique feature.

This house was home to a succession of park keepers for more than 90 years, but in all that time, it never had a toilet.

Amidst towering office buildings, a local pub lives inside Sheffield’s oldest surviving domestic building.

Seemingly straight out of a fairy tale, a steel chair sits on a tiny island only accessible by stepping stones.

This stunning concert hall has become a symbol of Iceland's national recovery.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

The oldest bookstore in Iceland.

This earthwork installation sits on a grassy hill, celebrating Iceland's past and present.

This boat represents the promise of undiscovered territory, a dream of hope, and progress and freedom for Iceland.

A sulfuric martian landscape that looks far better than it smells.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

This elegant arc of a waterfall marks a religious turning point.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

No longer the only, but definitely the oldest, fountain in Greenland.

One Greenland town turned itself into an open air sculpture gallery with the help of a series of traditional stone artworks.

In a country where driving from one town to another is literally impossible, this small stretch of gravel is a remarkable feat.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

This glass skywalk offers vertiginous views down the volcanic cliffs to the beach below.

A micronation on an islet along the coast of a Portuguese island.

A lush oasis full of vibrant plants and striking geometric displays.

Men in rubber-soled boots serve as your "brakes" on this toboggan ride Hemingway described as "exhilarating."

This historic streetcar system has been running since the 19th-century.

This giant sculpture made of trash is a critique of society's wastefulness.