Five candy-colored villages on the Italian Riviera.

The highway's southernmost spot is a beloved local attraction.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

The unbelievably opulent home built for an infamous newspaperman.

A hidden church in a hidden courtyard tells the story of the Miracle of Amsterdam.

An eerie, little-known Neapolitan museum filled with preserved human remains.

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

This 17th-century passageway is home to numerous bookshops, a witch legend, and the oldest pizzeria in the world.

An underground paleo-Christian burial site composed of the remains of several cemeteries and Basilicas.

One of the largest squares in Europe contains an entire artificial island.

The tomb of the mythological founder of Padua is not hidden in some obscure crypt, but stands right in the middle of the city square.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

Built to repay the sins of the father, this church is home to one of the most valuable works of Western art.

A medieval, mosaic-lined baptistry built by a heretical Christian sect.

Psychoanalyst Carl Jung reported a paranormal experience after visiting this mosaic-lined Roman baptistry.

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

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

According to legend, after Hades pulled Persephone into the underworld, one of her attendant nymphs cried so much that her tears formed this spring.

A quiet Sicilian village is home to a cafe that had an important role in "The Godfather."

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.