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

This poured-concrete water reservoir is a gem of modernist architecture well-hidden in a city forest.

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

A prehistoric geological oddity tucked behind Stockholm's natural history museum.

Celebrating the Swedish ship used in the first Arctic expedition to navigate through the Northeast Passage.

A collection of trees from various corners of the world call Stockholm University home.

Not far from the busy city lie these remains of a time when the world was on fire.

A statue that stood at the center of a long copyright battle.

The cheese slicer may be a Norwegian invention, but the biggest ones in the world are found in Sweden.

This little gallery is devoted to one small town's passion for a very special cheese.

A tiny village is home to the world's only diner completely devoted to the many varieties of traditional Swedish dumplings.

The first overseas server for Facebook in Sweden's tundra.

The world's first purpose-built indoor shopping mall opened in Sweden in 1955.

A heated sculpture pays tribute to an actor who loved hugs.

A socialist building dedicated to teachers showcases one of the largest Soviet mosaics in the world.

The world's longest continuously running show has played at this small West End theater since 1974.

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

This red light district plaza memorializes the Fab Four and their historic connection to the area.

Traditional Danish spot where the schnapps are flowing and the smørrebrød is loaded.

Copenhagen's celebrated theme park and gardens.

Dedicated to the lives lost during a fatal stampede in the Nyamiha Station.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

Dedicated to the Father of the British Fire Service.

This risqué sculpture, based on a Hans Christian Andersen fairy tale, caused outrage 35 years after it was erected.