The walls and streets of the ancient city are peppered with penises.

This tiny islet has somehow housed an ancient temple, two monasteries, a church, a fortress, and a restaurant.

A beautifully well-preserved ancient Roman villa.

The Emperor Tiberius' palace of debauchery.

The glowing blue Nymphaeum of Emperor Tiberius.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Beautiful views and Roman-style statues on the Italian coast.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

Skulls and skeletons are omnipresent in this church dedicated to souls trapped in purgatory.

People have been living in the cave houses on this Italian hillside since the Neolithic era.

Southern Italy's spinning top village.

Macabre symbols of death and mummies on display set the tone of this Italian purgatory church.

An eccentric artist's abode in this small Italian town has been transformed into a surreal temple of mosaic madness.

A dead saint, a deadly poison, and a mysterious holy ooze.

The sunlight passing through the opening of this huge cave system creates a magical effect.

Geometry and mystery come together in an epic show of octagonal masonry.

Southern California’s Theme Park Beginnings.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

A one-of-a-kind collection of a unique medium.

Nancy Thompson's Home from "A Nightmare on Elm Street."

Sister store to the Echo Park Time Travel Store.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

The hotel room where Janis Joplin tragically died has now become a makeshift shrine to the singer.

The last of its kind in the country.