Places Poeira Wants to Go

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

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

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

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

This ancient Roman prison is decorated with an upside-down cross not as blasphemy but as saintly tribute.

This large, circular tomb is the final resting place of the first emperor of Rome.

One of seven Jewish catacombs in Rome and one of only two open to the public.

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

A forgotten "city of water" underneath the famous Trevi district.

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

The Pope’s secret escape route.

A Nesting Doll of Churches.

One of several skulls claiming to belong to the beheaded St. John the Baptist is on display at this Roman church.

A collection of objects supposedly singed by the hands of souls in purgatory.

A fairy tale castle in modern Rome.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Jesus' footprints and the first catacombs in the world.

Architectural monsters are devouring this palace's every door and window.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

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

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

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

Rome’s legendary peephole vista is also a former Crusader stronghold.

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