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

This chimerical bridge/tunnel appears to dead end right into the sea.

Enigmatic bug-like sculptures mystify drivers along a Swedish highway.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

This pair of unsuspecting buildings are in fact the very first modern skyscrapers in Europe.

A golden plaque marks the site of the mysterious unsolved assassination of the former Swedish prime minister.

The library's graceful rotunda is like a bibliophile's temple.

Sweden's "good old days" painstakingly re-created in a model village.

It houses the remains of a 17th-century version of the Titanic.

The Swedish flag over this small naval fort signals that the nation is at peace.

Sweden's oldest animated sign is still lighting up the skyline today.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

A 130-year-old urinal is the oldest of Stockholm and perhaps all of Sweden.

A king's bloodstained shirt is among the gruesome collection of artifacts displayed below Stockholm's Royal Palace.

Stockholm's deepest subway station is also a stunning ecological wonder.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

A concrete mushroom that divided Stockholm residents for nearly a century.

Sound travels strangely in this underground whispering gallery.

This Stockholm light tower can be controlled by anyone with a smartphone.

An entire shopping mall and industrial terrain named for the time the king of Sweden's car went into a ditch.

These airport hangars are now a bustling shopping center with only hints of its past still lingering.