This bronze marker acknowledges an embarrassing royal blunder.

This millstone commemorates a gruesome tale that may have been the source of the city's name.

This chimerical bridge/tunnel appears to dead end right into the sea.

Swedish skyscraper with a 90° twist.

This poignant sculpture of a gnarled weapon is a symbol of non-violence.

This castle ruin in the middle of nowhere is a gem for wildlife enthusiasts.

A 200-year-old collection of medical paraphernalia in a historic house.

One of the world's few mounted blue whales, its jaws are hinged open allowing visitors to descend into a lounge.

This unique sculpture is often overlooked by pedestrians.

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

A Stockholm metro station is home to an escalator that is not only the longest in Sweden, but among the longest in the world.

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

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

At low tide, you can see the remains of a 17th-century ship just off a Stockholm island.

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

The scars of a remarkably organized public protest to save 13 elm trees are still visible in this Stockholm park.

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

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

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

A wooden street sign is the last remnant of this 400-year-old alleyway.

A 130-year-old urinal is the oldest of Stockholm and perhaps all of Sweden.

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

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.