This mysterious runestone embedded in a church wall is linked to the medieval cult of Saint Erik.

The official meeting point for the oddly named governing assembly of ancient Sweden.

Legend has it this spring formed at the spot where a medieval Swedish king was killed.

The final resting place of the father of modern biological taxonomy.

A large collection of ancient runestones decorates this university courtyard.

The first thermometer made with the almost-universal temperature scale is backwards.

A rare rune stone dedicated to a woman.

Uppsala's adorable feline sign celebrates a popular children's book set in the Swedish city.

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

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

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

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

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

This unique sculpture is often overlooked by pedestrians.

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

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

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

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

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

This small museum nestled inside a souvenir shop is dedicated to Sweden's most well-known toy.

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.

Several cannonballs of mysterious origins decorate two buildings in Stortoget's main square.

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

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