The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

Italian director Pier Paolo Pasolini fell in love with this lonely 13th-century tower while making his most famous film.

A stunning fountain depicting a mythological she-goat carved directly into the rocks on the grounds of a Renaissance palace.

The second-highest village in Lazio has attracted artists for 400 years and is now a spectacular open-air art gallery.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

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

This unusually shaped fortress houses a blend of centuries-old frescoes and modern art.

This garden among the Florentine hills is complete with a meditation path and works of poetry.

Known as the Royal Palace of the Euganean Hills, this often overlooked castle has been home for multiple noble families over the centuries.

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

Installed in an act of one-upsmanship, the annual sundial in this church is also a symbolic victory for the Gregorian calendar.

A preserved dragon's rib that remembers the legend of the founding of the city of Atessa.

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

More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

As can be expected from a centuries old church built in a canal city, the undercroft of this house of worship is beautifully flooded.

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

This centuries-old Italian chapel hangs midway down a sheer cliffside.

This 16th-century monastery has been turned into a surrealist architecture compound.

A fairytale-like medieval church perched atop a rocky cliff on Italy's "Coast of the Gods."

The first Russian Orthodox church in the Catholic city of Rome in almost a thousand years.

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

A stunning hermit's shrine on a steep rocky spur in Northern Italy.