The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

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

The Cathedral of St. Ambrose has been hiding a special parishioner within its walls.

A cave in southern Italy adorned with thousand-year-old Biblical frescoes existed in obscurity until fairly recently.

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.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

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

Constructed during the 1960s, this bridge is still the highest in Italy.

Believed to be the remains of the lost Temple of Minerva, this nymphaeum has been known by its misnomer to this day.

This triumphal 16th-century arched gateway leads to the oldest street in Palermo.

The tallest structure in Italy is a remote radio transmitter in Sicily.

This medieval city gate is now a blend of the past and the modern world.

San Gennaro, the patron saint of Naples, greets pedestrians between these narrow city streets.

Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

An unusual resting place built into the hill with an amazing view of Lake Como.

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.

This half-finished "city of toys" was almost Italy's own Las Vegas.

A massive mausoleum towers over the gravestones in a 19th-century Italian "model village."

This curious building hides eclectic details like medieval gargoyles alongside naked angels and Art Nouveau mosaics.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

This poignant art installation raises awareness of violence against women.