A sewing machine tycoon built this miniature castle for the people and to beautify a lakeshore.

A gigantic 10-foot tall stone man.

This towering church is home to a world-famous organ and a treasure trove of medieval art.

This 17th-century house has a long and colorful history.

This 11th-century castle sits so low you can't see it behind the surrounding buildings.

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

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

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

A beautifully eclectic mix of architectural styles.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

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

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

This 600-year-old home seems to defy physics.

The island residents are known for taking their quirky sense of humor with them to the grave.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

A small poultry graveyard in the courtyard of a popular Key West watering hole.

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.