Gargoyle head that brings good luck.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

Large, airy hallways hide within an impenetrable fortress that beckons urban explorers.

This unique structure allowed boats to bypass underwater mine barriers in the channel to enter the harbor.

Now harmless, this looming post struck fear into the heart of medieval troublemakers.

A musical instrument played by the sea.

One of the largest squares in Europe contains an entire artificial island.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

Go inside to really appreciate this 500-year-old technological masterpiece.

Where Venice's gondolas go for a tune-up.

The only museum with its curator—and her pets—buried inside.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

This centuries-old Italian chapel hangs midway down a sheer cliffside.