A tribute shrine where the Space Invasion street art movement started.

Shop at the 200-year-old store where Julia Child stocked up on copper cookware.

This mosaic-lined medieval church was built by the world's first admiral and still holds mass in ancient Greek.

142 ceramic steps become a mosaic once a year.

A fortified medieval basilica on the Caelian Hill preserves extraordinary frescoes and one of Rome's most beautiful hidden cloisters.

Its interior is adorned with some of the best examples of early Christian mosaics.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Italian cave with exceptional acoustics and an unsavory history.

Legend has it that this bronze orb, which sat atop an ancient Egyptian obelisk, once held the ashes of Julius Caesar.

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

This monastery set over a holy cave contains the oldest known painting of Saint Francis of Assisi.

Known for centuries as the famous Roman emperor's burial place, this monument is actually something else.

A massive marble foot is tucked away in a small alley near the Pantheon.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

This ancient market is often referred to as the oldest shopping mall in the world.

The studio built by fascists in the hopes of "reviving the film industry" with the occasional propaganda film opportunity thrown in.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

A huge enchanting public park just outside the ancient walls of Rome.

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

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

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

A Nesting Doll of Churches.

Architectureal fantasy quarter of Rome.

Only three columns survive from this ancient temple in the town of Cori.