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

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

Absolutely no saxophones in the library.

Inside this church, a monument honors the first burial site of the famed philosopher.

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

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.

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

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

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

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

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

A man has revenged his true love's betrayal through tears and stone genitalia.

This unique sculpture is often overlooked by pedestrians.

The single richest source of elemental discoveries in the world.

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

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

It was meant to help transport wounded soldiers to a secret underground hospital.

The site of Stockholm's last public execution.

The remains of Alfred Nobel's first nitroglycerine factory can still be found on the shores of a Swedish bay.

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