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

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

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

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

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

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

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

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

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

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

When a conglomerate of visionary startups commandeer a disused Greek Orthodox Church, zaniness ensues.

18th century opera in its original splendor.

One man's fascination with Turkey led to this backyard mini-city.

"Only the dead get off at Kymlinge."

Frequent fliers welcome in this airplane hotel.

Sculpture of a bus made from wrecked passenger cars.

Ancient burial grounds of the wealthy.

A nightly tradition fills the streets of Flogsta with a collective scream.

The second oldest anatomical theater is housed in a museum of curiosities.

This abandoned Croatian stronghold never saw a great deal of conflict but it is still a beloved relic nonetheless.

Religious perseverance and cultural coexistence manifest in an architectural gem that multiple wars couldn't topple.

Festival of Perpetual Life and Rebirth.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Two churches shoot bottle rockets at each others' bell towers in an unusual Easter celebration.