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

A steel paper plane is all that remains of a crashed aircraft that caused an amazingly small amount of damage.

A 12th-century church with a medieval fresco and an intriguing “Greek runestone.”

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

Outside a Viking museum sits a modern-day runestone made by a Swedish runemaster using traditional methods.

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

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

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

Although rarely used, there is still a hidden room for the royal family at the Stockholm central station.

The suspected burial mound of legendary Viking Björn Ironside.

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

This giant subway sculpture celebrates the fruit that inspired the theory of gravity.

A former suicide bridge is now accumulating symbols of love instead of a body count.

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

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

Frequent fliers welcome in this airplane hotel.

Stockholm's tiniest statue is of a small boy looking at the Moon.

The single richest source of elemental discoveries in the world.

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

"Only the dead get off at Kymlinge."

The discovery of an old wall led to the creation of this fascinating museum about the city in the Middle Ages.

Stockholm's narrowest alley is barely over two feet wide.

This grisly exhibit houses skeletons and weapons from a devastating 14th-century clash.

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