Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

The prototype for all Nazi concentration camps.

This little museum is making sure that the art and history of the graffiti sticker is not scraped from history.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A small but immensely extravagant palace built by the "Night King."

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

The most visited, and possibly most controversial, museum in Germany.

The fairy tale castle of the "fairy-tale king."

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Home to three historic ships from the age of Vikings.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

The world's northernmost ice hotel.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

Norway's national monument to fallen seamen.

The former home of Norway's greatest romantic composer.

A naturally occurring tunnel in this Nordic mountain makes it look like it's been shot.

The convergence of two currents makes this a surprisingly pleasant getaway in the Arctic Circle.