Opened in 1787, this old-world treasure is said to be the oldest restaurant in Copenhagen.

The castle used by the Danish Royal Family as a hunting retreat.

An underground city beneath Krakow's postwar socialist utopia.

A bronze statue of Momo, a girl holding a huge ear, sits waiting to listen to anyone who needs it.

Where a troll might repair your shoes in exchange for a bowl of porridge.

A Soviet era flat that refused to conform to the dull gray standards.

A centuries-old olive tree thrives in a small botanical garden.

Krakow's own version of the Hollywood Walk of Fame.

Remnants from a time before electricity.

A sculpture of three large candles in the middle of the water of the river Smedjeån.

Traditional Danish spot where the schnapps are flowing and the smørrebrød is loaded.

Once the center of power for the region's various factories.

This gateway to subterranean Hanover plays jazz, pop and rock to surprised passersby.

After this historic church was destroyed by World War II bombing, its blackened shell was left standing as a monument.

This black cat was actually designed to ward off bad luck.

A collection of modern and vintage pinball machines housed in the cellar of a 15th-century building.

Celebrating the Swedish ship used in the first Arctic expedition to navigate through the Northeast Passage.

There are hidden patterns on the subway seats of some Stockholm metro cars.

A statue of the heroic plumber stands outside a company that bluffed its way into being Nintendo's Scandinavian distributor.

Controversy surrounded the creation of this anti-fascist statue.

Maybe the only restaurant in the world where your seat will be signed by a Nobel laureate.

Inside this Krakow church, an explosion of psychedelic color.

A statue commemorating a Polish dog who took his role as man's best friend very seriously.

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