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

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

France's most famous cemetery, with some of its most curious tombs.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

A giant bug impaled on a 75-foot-tall needle.

Climb inside an iron crystal magnified 165 billion times its normal size.

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

A Museum of Psychiatry in a still-operating mental institution.

Hiding the longest subterranean river known in the world.

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

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

A little sculpture with a large wardrobe.

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

The world's tallest boat lift stands as a massive piece of industrial tourism.