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

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

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

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

Jesus' footprints and the first catacombs in the world.

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

Medieval town turned hippie commune, once home to the secret foreskin of Jesus Christ.

An Italian ghost town that fought obscurity, until a mysterious illness brought it to its knees.

Largest necropolis in the Mediterranean.

A medieval stronghold rising over the ruins of ancient Roman villas along Rome's southern coast.

The ruins of a thousand-year-old hermitage are tucked away deep in the sloping forests of Albano Lake.

This beautiful Romanesque church preserves stunning medieval frescoes and the excavations of a Roman market town.

When occupying Nazi troops detonated a mine below, medieval frescoes were revealed in this small cliff-side hermitage.

This long-abandoned village sits across a narrow gorge from a still-inhabited settlement that was once its twin.

What appears to be an ancient Roman temple is actually a Catholic church.

Naturally preserved bodies are eerily staged throughout the crypt in varying poses.

The ruins of this medieval castle overlook the lake of Piediluco in what was once a sacred forest.

A 17th-century doorway in a small Sabine village is a portal into the mysteries of alchemy.

Legend said this huge, gnarled tree sheltered the saint during a storm.

One of the oldest continuously-operated gay bars in the United States is allegedly haunted by Truman Capote and Tennessee Williams.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

This macabre shop, filled with art, oddities, and taxidermy is hidden in the heart of the French Quarter.

This historic New Orleans cemetery is the final resting place of members of the Independent Order of Odd Fellows.

Tiny historical streetcars wind through a small scale version of Crescent City in this whimsical train garden.