A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

An effigy of a trapped paratrooper dangles from a Normandy church to commemorate one remarkable D-Day event.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

A mechanized clock where a man fights off a dragon, crab, and rooster.

Ordinary art transforms to extraordinary thanks to locals' quirky sense of humor.

The tomb of history's greatest potato promoter is surrounded by tubers.

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

The final resting place of the "father of special effects."

Indents in the pavement are all that remain from a grisly death machine in Paris.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

BDSM, 1930s Style.

Paris' linguistic guide to the international language of, yes, love.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

This noble mash-up in eastern Luxembourg is part Medieval, part Renaissance, all castle.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This Greek temple, open only an hour a day, was the site of a war of tastes between an architect and an artist.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

Housing the groundbreaking maps and globes of Gerard Mercator.

Most prolific publishing house in the 1600s open to the public.

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

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

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