An image of the legendary saint stands in the shadow of a cathedral she liberated.

Switzerland's oldest public observatory is an important part of the Zurich cityscape.

This massive boulder was hurled into a Zurich church when a gunpowder depot was struck by lightning in 1652.

Museum dedicated to wax representations of disfiguring diseases.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

Explore this medieval cathedral by trying to spot all the malevolent monsters hiding in its beautifully colored windows.

This zoological museum began as the first great curiosity cabinet.

The mummified relic of St. Catherine sits forever on a golden throne.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.

The "Mona Lisa" of funerary art.

These unique markers designate the route American forces took during the Liberation of France.

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

This modern French ossuary contains the jumbled bones of 130,000 WWI soldiers.

This small red school was where Germany signed their surrender during WWII.

An ancient ossuary in Rouen.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

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

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

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.