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

A 141-foot wave of crashing lumber guards the entrance to the Grand Place in Mons.

This old, abandoned hotel offers magnificent views.

The former home of a trailblazing surrealist is still filled with haunting dolls and grim paintings.

This memorial museum chronicles the apocalyptic destruction of the First World War.

A moving memorial to the fallen and missing from WWI trenches.

A Cold War command center is hidden under an idyllic countryside.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

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

A little sculpture with a large wardrobe.

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

Meet the bronze beloved pet to a family of famous peeing statues.

This ghost town in Belgium will lose its street art when it ceases to exist.

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

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

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

Lavish royal estate punctuated with heated greenhouses.

An art world insider finds himself battling for his artistic home.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

Lyon's "Wall of the Silk Weavers" is one of the largest murals in Europe.

Monsters and miniatures are held in equal esteem at this wondrous museum.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.