This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

This spectacular bridge supported by two gigantic hands looks like something out of a fantasy universe.

World's largest cave was only discovered in 1991, and now offers tours to the public.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

Stumbling upon this whimsical wooded garden is like stepping into an enchanted forest full of philosophical musings.

These gutted monastery ruins still stand proudly in the middle of the Italian countryside.

First founded in 1472, this is the oldest bank in the world. Its history may explain why we call financial institutions "banks."

A dismembered holy head stares out from her beautiful reliquary at the St. Dominic Basilica.

This delightful little museum is dedicated to only one thing: pasta.

An unremarkable wooden wheel built into the side of one of Rome's oldest hospitals was part of a policy to reduce infant exposure.

An 18th-century post box used to alert the church of sick and ailing foreign pilgrims.

A colossal aqueduct from the second century B.C., deeply hidden in a gorge on the outskirts of Rome.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

This ancient Roman arch misled treasure hunters for centuries.

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

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

This hydrochronometer was invented by a Dominican monk and is a prime feature in this garden.

This park on the outskirts of Rome boasts two ancient Roman aqueducts and a medieval tower.

This curious, round temple is the oldest still-standing marble building in Rome.

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

This subterranean shrine beneath a bike rental store celebrates the iconic Italian scooter.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

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

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