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

Every Tuesday, students let off steam by screaming into the night air.

A competition inspired by Stephen King's psychological horror novel "The Long Walk."

A former top secret military tunnel is now stuffed with snow and open year-round to skiers.

Locals perched on icy thrones brave frigid temperatures during this bizarre winter tradition.

Not quite the cultural gateway between China and Sweden its designer imagined.

Winter roadtrips are a little more exciting on this seasonal, slippery expansion of Sweden's national highway system.

A colossal strolling Pinocchio that was greeted with more outrage than whimsy.

A Chinese meditation center in the middle of rural Sweden, partly funded by a member of ABBA.

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

The trailblazing Swedish businesswoman created a beloved minty candy called polkagris.

This little gallery is devoted to one small town's passion for a very special cheese.

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

Take a schvitz just like an infamous Soviet dictator while his unblinking eye looks on.

This pyramid in southern Sweden houses the remains of an eccentric nobleman, who spent his life doing whatever he felt like doing.

An eclectic sculpture park rises atop a giant pile of ashes in Sweden.

A former hen house turned curiosity cabinet displays one man's lifelong fascination with cannibalism.

A museum dedicated to the history of psychiatric treatment featuring a gallery of art made by patients.

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

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

In the town of Åtvidaberg, the midday sun sets off a loud cannon boom.

This wonky bit of historical taxidermy is experiencing a second life online.

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

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