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

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

100 year tradition of fist fights, marked by marble footsteps.

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.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

A fairy tale castle in modern Rome.

Architectureal fantasy quarter of Rome.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

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

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."