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

Crooked windswept pines give this old forest an enchanted and magical look.

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.

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

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

This Stockholm light tower can be controlled by anyone with a smartphone.

An air of mystery pervades this modern-day singing Stonehenge.

This inverted metropolis model is the artist's "revenge" for not being allowed to have a doll house as a kid.

A Danish fisherman spent 25 years covering nearly every inch of his home with tens of thousands of shells as a gift to his wife.

The shiny silver little brother to Copenhagen's Little Mermaid statue.

A spiralling hourglass-shaped tower rises from the forests in Denmark.

This unique architectural wonder is home to luxury apartments.

This pair of gilded girls atop an Art Deco building in Copenhagen were built to function as a weather indicator.

An artist has turned what most people would consider a bathroom nightmare into a work of political art.

After funding was cut for a memorial to the Danish author, the sculptor had his statue ceremonially lowered into the city harbor.

The last Viking king of Denmark is buried inside the crypt of this cathedral.

Generations have refused to move this doll from its dusty resting place to preserve a castle from a watery fate.

In legend, this ancient dolmen was said to have been created when a troll tried to destroy a church.

Mounds, rune stones, and a 1,000-year-old church, left behind by Denmark's first two kings.

Visitors are treated to a stained glass kaleidoscope interior inside this work of art.

Preserved "bog person" that is over 2,000 years old.

This Denmark theme park is part family attraction, part experimental archaeology project.

This ultra-modern wooden boardwalk turns the ocean into a swimming pool.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.