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

A rare example of World War I trenches from the British front.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

The highest point in Belgium is a staircase to nowhere.

This impressive collection of skulls and bones was gathered by an ex-zookeeper who took advantage of a pig plague.

An undulating wicker beast looms peacefully atop a sand dune in Belgium.

Housing the groundbreaking maps and globes of Gerard Mercator.

Descend into the tunnels to experience the life of a coal miner.

Only museum in the world devoted to bookbinding and book arts holds a permanent collection representing five centuries.

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

An open-air sewer system that was covered piece-by-piece over 300 years.

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

The site where one of the most famous poems of World War I was composed is preserved to honor the legacy of the work.

Museum covers every step of the chocolate-making process, from cultivation to the finished product.

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

This modern arts center is built around a gem of late-Baroque architecture.

Artwork tucked within the trees greets visitors with surreal sonic experiences.

Christ's blood allegedly preserved in a Belgian town.

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

A marble Lucifer hides behind the pulpit of this Gothic cathedral.

Ancient man-made caves underneath small town Belgium.

Sculpture designed by Turkish artist and professor Mehmet Ali Uysal.

This abandoned Belgian fortress is purposefully being left to nature.