An ancient Viking runestone hidden in plain view in Stockholm's old town.

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

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

Sweden's "good old days" painstakingly re-created in a model village.

The library's graceful rotunda is like a bibliophile's temple.

The world's largest model of our planetary system.

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.

Twelve sweet, nutty, life-sized statues are housed in this second-story shrine to almond paste.

Dancing skeletal figures pay homage to a medieval mural destroyed during World War II.

The bells remain in a shattered heap exactly as they fell when the church was bombed in World War II.

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.

A stunning two-story timepiece within a medieval Brick Gothic church.

From afar it looks like someone's hat blew into the water, but closer inspection reveals a giant floating sculpture.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

The Netherlands' first car tunnel has an unusually rectangular shape.

A strangely curved lamppost stands tall over this avenue in Rotterdam.

This charming pup is meant to celebrate the youth and stubbornness of the city's students.

One of the Leiden's oldest pubs is also the birthplace of the Heineken star.

The 20-mile causeway that separates the Netherlands from the sea.

Rotterdammers' dirty minds gave this santa a dirty nickname and cursed it to a life of wandering.

This giant wire frame man sculpture is crouched in contemplation.

The Rozenberg wind wall in South Holland makes for smooth sailing through the Calandbrug canal.