Archaeologists are still unraveling the secrets of the brutal massacre that wiped out this ancient fort.

An otherworldly, fossil-rich cobble beach holds Viking graves, cairns, and other remains.

The machines behind the famous handblown glass from Sweden's "Kingdom of Crystal."

A stunning architectural yet functional feat, towering over Oslo.

A few crumbling buildings and the occasional pipe sticking out of the ground are all that remains of the largest refugee camp in Sweden during World War II.

Akureyri is home to an oversized can of one of Iceland's favourite beers.

The 19th-century home of Count and Countess von Hallwyl is now a museum.

The fastest way to send a message before electricity was invented.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

Explore the frozen river and take a walk to a nearby island on some of the longest ice roads in Sweden.

This unique sculpture is often overlooked by pedestrians.

The indecision over what to place in this square was immortalized with a plaque.

From under the bed of one of the co-founders, this server helped launch the notorious file-sharing website.

An ancient tree that was once the favorite of a young Swedish royal.

Sweden's oldest street has not changed for nearly a millennium.

The standard measure of Lagom, a measure of what is enough.

The marker that allows students all over the world to be late for class.

A centuries-old copper mine that once provided two thirds of the world's copper supply.

The palace for King Gustav III was never completed, but the foundation remains tucked away in this city park.

A reproduction of a mysteriously preserved body found in the 18th-century and put on display for years before burial.

One of the world's oldest continuously operating meteorological stations sits on a hill in Stockholm.

One of the world's first dedicated bank buildings in the world is now the oldest one.

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

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