Street artists transformed this abandoned industrial neighborhood into one of Europe's largest graffiti exhibitions.

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.

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

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

A series of modernist treehouse hotel rooms grace the outskirts of an Arctic forest.

The world's largest model of our planetary system.

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

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

A hidden bathhouse in one of Stockholm's oldest and busiest neighborhoods is open to anyone who can find it.

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

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

A rare surviving Victorian greenhouse designed specifically to house giant water lilies.

Dine on food tied to Viking history and legend at this subterranean Stockholm spot.

Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

A living descendant of the famous tree that helped Isaac Newton develop the theory of gravity.

A modern, secular take on a traditional Virgin Mary motif.

The Lund University's former gym houses a museum focusing on the creative process of art.

The standard measure of Lagom, a measure of what is enough.

These ancient rune stones plucked from the countryside now call this university park home.

The indecision over what to place in this square was immortalized with a plaque.

Home to 200 plaster casts of Scandinavian proboscises.

This Swedish astronomical clock was in storage for almost a century before its glorious workings were put on display once more.