The art museum is decorated with creatively remodeled pre-Nazi swastikas.

Site of the first radio and telephone broadcasting companies in Copenhagen.

Nordic giants resurrected from the sea and restored to their former greatness.

This contemplative sculpture made out of old machine parts is meant to be the first in a series of sculptures around the world.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

A little-known cafe in an old copper bridge tower with 360-degree views of the harbor.

This sublime architectural marvel is a rare example of an expressionist church.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.

There are hidden patterns on the subway seats of some Stockholm metro cars.

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

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

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

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

This giant subway sculpture celebrates the fruit that inspired the theory of gravity.

The world's largest model of our planetary system.

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

This pair of unsuspecting buildings are in fact the very first modern skyscrapers in Europe.

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.

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

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

A temporary art piece to celebrate LGBTQ Pride is now a permanent part of Stockholm's traffic landscape.