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

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

Copenhagen's celebrated theme park and gardens.

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

The final resting place of the man whose name has become synonymous with greatness.

A steel paper plane is all that remains of a crashed aircraft that caused an amazingly small amount of damage.

This Swedish astronomical clock was in storage for almost a century before its glorious workings were put on display once more.

A forest of immensely tall and unusually straight oak trees planted nearly 200 years ago to build naval ships that never came to be.

Iron Age grave stones and Viking burials, a short drive from Gothenburg.

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

Stockholm's deepest subway station is also a stunning ecological wonder.

It houses the remains of a 17th-century version of the Titanic.

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

The history and future of cannabis.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

The world's third-largest scale model of the planets.

A collection of 11 million buttons illustrates the human toll of the Holocaust.

This rare female version of the Muffler Man has its clothes removed each summer to signal the start of pool season.

Tiny treasures, giant murals, and strange sculptures decorate the windows and doors of this abandoned building.

A 30-foot man on a penny-farthing bicycle rides along the banks of the Mississippi.

The dream home of an iconoclastic renaissance man still stands as a monument to his domestically mundane vision.