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

An encyclopedic collection of mammal penises.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

The celebrated eyesore created by starry-eyed sweethearts.

Christ's blood allegedly preserved in a Belgian town.

The world’s largest knitted mitten is displayed in one of Sweden’s smallest Arctic villages.

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

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

This German museum is devoted to all aspects of grave culture from headstones to coffins.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Carved fountains poignantly placed in parks and in front of special monuments.

There has been an astronomical clock on this spot since the 14th century.

An old slaughterhouse now holds the largest collection of pig artifacts.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

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

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

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

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

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

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

The world's first ice hotel is still one of the most elaborate and beautiful.

WWII artifacts, including the building itself.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

The tallest freestanding structure in the United Kingdom.