Christ's blood preserved in a Belgian town.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

This massive library holds what was once the largest book collection in the world.

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

This silent sentry in the crypt below a large Gothic cathedral is often knee-deep in water.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

The final resting place of soldiers' loyal canine companions.

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

The most loyal of little dogs, or a Victorian era publicity stunt?

Sweden's oldest animated sign is still lighting up the skyline today.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Looming communist pillar with a Czech twist.

Monument to a suicide protesting the Soviet invasion.

This automated sculpture of two men peeing will spell out text messages with their micturition.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Secret refuge and museum of the Duke of Florence.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

This mundane shopping plaza is named after a gruesome piece of flotsam.

Bird dung painted this huge boulder which in turn inspired the name of a city.

At just six feet two inches deep, it is said by Guiness and Ripley to be the world’s narrowest freestanding office building.