The ruins of a castle sat decaying in this park for years before a massive renovation restored this area to its past beauty.

This annual Belgian water race attracts bathtub captains from all over the world.

A whimsical bridge uses saxophones to pay tribute to two great men and the European Union.

This charming, hidden guild museum holds some 700 years of crossbow history.

Tintin's creator is celebrated in an immersive museum that's an astounding work of modern art.

A once-magnificent collegiate church is falling into ruin.

A maze of crosses marks the jumbled divide between the Netherlands and Belgium.

This sprawling Belgian fort was once thought of as impenetrable but now it is simply an abandoned relic.

In an area where the remnants of WWI are discovered on a regular basis this preserved frontline trench may be the most amazing.

One of the deepest indoor swimming pools in the world.

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

The Devil’s own choice when he needs a drink in Brussels.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

Once the local rulers had gone these enchanting ruins housed common folk in an almost real life fairy tale.

A taxus-tree to which Julius Caesar reputedly tied his horse.

This medieval castle was painted pink as part of a now-abandoned children's theme park.

This steel frame is a skeletal mirage of a lost 16th-century stone building.

Live out your childhood construction fantasies in this one-of-a-kind gyrating hotel.

This historical Netherlands fortress still bears the marks of its single siege.

Survival capsules find a second life as a unique hotel.

A UFO-shaped event building originally intended to be a science museum showcasing the future.

This miniature take on the Kremlin is one Dutch man's retirement project.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.