A subterranean house of worship carved right out of the bedrock.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

Iceland's tribute to its thankless civil servants.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This floating sculpture of ice is a poignant reminder of nature's power.

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

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

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

Home to three historic ships from the age of Vikings.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

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

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

Copenhagen's celebrated theme park and gardens.

The small alleys in Lübeck's Old Town are a result of medieval urban sprawl.

A statue honors the local legend that the devil helped build St. Mary's church after being tricked into thinking it was going to be a wine bar.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

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

A fearsome dragon clings to a corner of Munich's city hall.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

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

In one of the world's smallest countries, a royal's personal winery is open to the public.