A new sculpture calls attention to climate change in the centuries-old city it threatens.

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

As can be expected from a centuries-old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

The wreckage of a tragic plane crash is on display at this museum devoted to a famous Italian conspiracy.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

The middle finger of modernity.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

A Nesting Doll of Churches.

A fairy tale castle in modern Rome.

Stone memorial that's said to predict the death of the pope and the site of the Cadaver Synod.

An alchemist's “magic door” stands in the middle of a Roman park.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

The yawning maw of this pagan visage is said to bite off the hands of liars.

The "Great Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

A sculpture serving as an homage to Pope John Paul II.

This mountain fissure hides a secret path to a secluded mossy grotto within the rock itself.

A 18th century graveyard and its astonishing cortege of macabre iconography.

A naturally mummified 2,000-year-old man.