Roman politician Herodes Atticus built this nymphaeum to honor his wife, whom he may have murdered.

An archaeological treasure trove towers over the valley of Chiavenna.

Why a column on the entrance is inscribed with a verse from the Quran is one of Sicily's many mysteries.

An unsettling painting of three faceless sisters that is surrounded by history and legend.

A military museum, art park, mausoleum, and architectural oddity all on one fascist's estate.

On the shores of Lake Garda, the ruins of a Roman villa that allegedly belonged to the poet Catullus.

Leveled by an earthquake, this Italian village is now preserved as a massive concrete art project.

This triumphal 16th-century arched gateway leads to the oldest street in Palermo.

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

Just across from the "Last Supper" painting is the famous painter's vineyard, a gift received for creating the masterpiece.

Fountain where visitors can earn a license to be mad.

A space dedicated to contemporary art and culture, co-chaired by fashion icon Miuccia Prada.

Da Vinci's equestrian statue, 500 years in the making.

The world's largest bamboo labyrinth is a living demonstration of the plant’s immense potential.

Every inch of this chapel is covered in craftsmanship from across the world.

142 ceramic steps become a mosaic once a year.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

A cave in southern Italy adorned with thousand-year-old Biblical frescoes existed in obscurity until fairly recently.

The odd depiction of the Virgin Mary and baby Jesus is rooted in the Catholic Church's eradication of Catharism.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

An open-air museum in a mountain valley features works designed to blend in with—and disintegrate back into—their natural surroundings.

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

Small on the outside, big on the inside, this church is an astonishing act of visual deception.

Drink wine handed out through a window as part of an age-old tradition.