Ernest Hemingway was the first to sign this colorful wall covered in thousands of celebrity signatures.

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

The final resting place of the author who gave us the Little Mermaid, the Ugly Duckling, and many more beloved fairy tales.

The final resting place of one of the brightest physicists of the 20th century.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

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

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

Hans Christian Andersen for the postmodern world.

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

A beautifully eclectic mix of architectural styles.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

Europe's first floating restaurant is home to a hilarious legend.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

In downtown Oslo, a menacing and terrifying relief clings to a church wall.

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

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

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

A much-loved sculpture depicting the hero of a 1956 anti-Soviet uprising.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

This poignant art installation raises awareness of violence against women.

A brutalist gem towering over the heart of Milan.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

Abandoned medieval hill town.