Crystal chandeliers brighten up this dark underpass.

These airport hangars are now a bustling shopping center with only hints of its past still lingering.

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

This centuries-old rooster survived a devastating fire.

Despite dreams of constructing this fairytale mansion, Albert Gotthard Nestor Cedergren never saw its completion.

A traveling Bronze Age sacrificial stone that was used to honor elves, fairies, and other woodland spirits.

A 1:42 scale model of the world's second largest lensed telescope.

A heated statue pays tribute to one of Sweden's great actresses.

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

This railroad track was so secretive that it was omitted from all maps.

A simple stone remembers one of the most menacing horses in the Swedish military.

Finally reunited, the three effigies now stand in a museum courtyard.

The Swedish flag over this small naval fort signals that the nation is at peace.

An 11th-century runestone decorates the halls of Terminal 2 of this Scandinavian travel hub.

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

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

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

This giant crucifix is like U2's Joshua Tree for Swedish death metal fans.

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

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

Frequent fliers welcome in this airplane hotel.

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

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

A rare surviving Victorian greenhouse designed specifically to house giant water lilies.