The home of a neoclassical master is now a shrine to his chosen art style.

This medieval oratory decorated in magnificent frescos was constructed after Charlemagne received a vision.

The venerated body of a 12th century saint is celebrated each year with the 'Race of the Candles.'

It took more than 300 years to build this church, which is home to two sacred vessels believed to hold the blood of Christ.

This Roman underground canal was the longest tunnel ever built until the late 19th-century.

Claude Monet immortalized this medieval bridge in two of his paintings.

An unusual resting place built into the hill with an amazing view of Lake Como.

The "Mona Lisa" of funerary art.

A series of caves, tunnels, and wells filled with fascinating figures and symbols.

According to tradition this is the oldest church in Venice, but its actual age is a mystery.

A room filled with frescos that make it seem like the walls are crumbling down while giants die in despair.

A massive bridge forms part of an aqueduct that was deemed an architectural wonder of its time.

A schoolhouse and chapel are all that remains of this alpine village.

With its mine closed, this old village is starting to resemble a ghost town.

The leathery remains of a woman who died in the 13th century now lie in a church named for her.

A study of Fascist era Art Deco design in Italy.

A beautiful chapel on the hills of the Oltrepò Pavese claims to house the tomb of King Edward II of England.

A long-buried ancient ruin unearthed right in the middle of the city.

This medieval mountain town is also known as the "Village of Streams."

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

The world's largest "Christmas tree" is illuminated by hundreds of lights stretching 2,000 feet up the slope of Mount Ingino.

This small but lovely sinkhole lake is the last remnant of a great prehistoric water basin.

When a massive landslide hit one of the world's tallest dams it created a tragic environmental disaster.

This is the oldest Roman-made bridge in the city still existing in its original state.