This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

Medical history with an amazing, if frighting, collection of wax diseases on display.

More gold than anywhere else, ever.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

A dark Victorian well house now plays host to mystical waters and pagan shrines.

Wooden cutouts of the fictional family from the popular Swedish comic strip take a stroll along the side of the road.

The fastest way to send a message before electricity was invented.

Magnificent frescoes decorate the interior of this Romanesque church, which also showcases an unusual phenomenon during winter solstice.

Hidden within this iconic mountain are a set of World War II bunkers once used by German forces.

Harlequin costumes, signed scripts, and armor-wearing puppets.

Among the busts of heroes of the Roman Republic of 1849, there is also a statue of a boy and his dog.

The charred, dead skeleton of an oak tree is said to have consoled a dying 16th-century Italian poet.

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

This hermitage celebrates the legend of Emperor Constantine's healing from leprosy.

Plaques on its facade commemorate the Tiber's most destructive deluges.

This statue is the only female representation of Rome's "talking statues."

These hut foundations are believed to be the residence of Romulus, founder of Rome.

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

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

This one-of-a-kind Roman arch is not actually dedicated to the god Janus.

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

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

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

This hidden alley near the location of Rome's first theater was the site of a curious miracle.