This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

20-foot tall lamp mumbles Swedish to celebrate the holidays.

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.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

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

Copenhagen's celebrated theme park and gardens.

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

Built by crowdsourcing, this wooden foot bridge saved a part of Rotterdam that was languishing in wait of city funding.

A massive explosion that leveled hundreds of buildings in the city of Leiden is remembered by a waterside plaque.

A bit of retro transportation flair preserved in the world's largest department store.

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

The most visited, and possibly most controversial, museum in Germany.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Whitewashed mosque contains the world's largest carpet.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

Oldest Museum of the Netherlands is a true cabinet of curiosities.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

The works of poetry's biggest names grace the walls of the city of Leiden, all carefully painted by hand.