A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

A historic Montreal market that was the city's agricultural hub for over century.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

The romantic garden was the epicenter of the Hungarian art scene in the 1880s.

A fake Transylvanian castle houses a cathedral of antlers.

Possibly the world's largest hourglass only needs to be reset every New Year's Eve.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.