Drink among marionettes at this pub inside a historic puppet theater.

Theme park featuring miniature replicas of European monuments.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

Cozy basement bar sports an inventory of over 2,000 beers.

Climb inside an iron crystal magnified 165 billion times its normal size.

Lavish royal estate punctuated with heated greenhouses.

This museum contains a vast array of puppets and marionettes from all over the world, featuring incredible works by Portuguese creators.

Sound travels strangely in this underground whispering gallery.

When this 18th-century observatory's meridian was moved, it set Sweden's time back by 0.04 seconds.

Located in an old church, this brewery produces a different kind of holy water.

A plaque marks the house in Stockholm where the French philosopher René Descartes lived up until his death.

Sweden's largest optical telescope sits on a rooftop in Stockholm.

A Japanese video game arcade hides in the back of a Swedish pool hall.

No one knows who's responsible for decorating this tunnel with stuffed animals, but the people love it enough to protest their removal.

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.

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

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

Early habitat dioramas and home of the elusive gaff, the skvader.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

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

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

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

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